Patent application number | Description | Published |
20090231653 | OPTICAL DEFLECTOR AND METHOD OF MANUFACTURING THE SAME - An optical deflector has: a movable plate having a reflecting surface and a side surface; and a support portion that supports the movable plate in such a manner that the movable plate is able to rotate around a predetermined axis, in which the side surface of the movable plate is recessed toward the axis. | 09-17-2009 |
20100238533 | OPTICAL DEVICE, OPTICAL SCANNER, AND IMAGE FORMING APPARATUS - An optical device includes: an axis member including a plate-shaped attachment portion and an elastic support portion that swingably supports the attachment portion around a predetermined axis; a rigid member attached to one side of the attachment portion; and a light reflecting member attached to the other side of the attachment portion and having an area larger than that of the attachment portion. | 09-23-2010 |
20100245961 | OPTICAL DEVICE, OPTICAL SCANNER, AND IMAGE FORMING APPARATUS - An optical device includes: a movable plate disposed in an area over which externally incident light is spread, the movable plate having a light reflecting surface that reflects the light; and an axis member that swingably supports the movable plate around a predetermined axis, wherein each portion in the light spread area but other than the movable plate is formed of a surface having a normal vector along which the light is reflected and directed outside a predetermined area. | 09-30-2010 |
20100245962 | OPTICAL DEVICE, OPTICAL SCANNER, AND IMAGE FORMING APPARATUS - An optical device includes: a movable plate disposed in a distribution range of light input from outside, and having a light reflecting surface adapted to reflect the light; a shaft member adapted to support the movable plate so that the movable plate can swing around a predetermined axis; a ferromagnetic member provided to the movable plate; and a drive section configured to generate electromagnetic force between the drive section and the ferromagnetic member to thereby swing the movable plate, wherein a portion of the drive section, included in the distribution range of the light, is formed of a surface having a normal vector with which the light is reflected to outside of a predetermined range. | 09-30-2010 |
20110032589 | LIGHT DEFLECTOR, METHOD OF MANUFACTURING LIGHT DEFLECTOR, AND IMAGE DISPLAY DEVICE - A light deflector includes: a movable plate; an elastic support section having a first end coupled to the movable plate and adapted to support the movable plate rotatably around a predetermined axis; a support member coupled to a second end of the elastic support section; and a light absorbing section having a light absorbing property, wherein the elastic support section has an upper surface, a lower surface, and at least one side surfaces, each of the side surfaces being formed of one or more tilted surfaces existing outside either one of the upper surface and the lower surface, and the light absorbing section is disposed on the upper surface and the at least one side surfaces of the elastic support section. | 02-10-2011 |
20110038023 | OPTICAL DEVICE, OPTICAL SCANNER, AND IMAGE FORMING APPARATUS - An optical device includes: a movable plate disposed in a distribution range of light input from outside, and having a light reflecting surface adapted to reflect the light; a shaft member adapted to support the movable plate so that the movable plate can swing around a predetermined axis; a permanent magnet associated with the movable plate; and a coil generating an electromagnetic force to swing the movable plate. An upper surface of the coil is opposite to the permanent magnet, and the upper surface of the coil is formed as a plane having a predetermined angle with respect to a plane parallel to the movable plate | 02-17-2011 |
20110102870 | LIGHT DEFLECTING ELEMENT, LIGHT DEFLECTOR, AND IMAGE FORMING DEVICE - A light deflecting element includes: a movable plate provided with a light reflecting section having light reflectivity; a support section; a coupling section adapted to couple the movable plate rotatably to the support section; and a magnet disposed on an opposite surface of the movable plate to the light reflecting section, wherein the coupling section has a shape having a width gradually increasing in a direction from a side of the light reflecting section toward a side of the magnet in a cross-sectional view perpendicular to a rotational axis of the movable plate. | 05-05-2011 |
20110116054 | OPTICAL SCANNING PROJECTOR - An optical scanning projector includes: a raster scanning unit that draws an image in a drawing area on a display surface by scanning beams in a first direction on the display surface while scanning beams in a second direction on the display surface that is orthogonal to the first direction; and a vector scanning unit that draws an image by irradiating beams so as to sequentially form segments each connecting two different points positioned on the display surface. | 05-19-2011 |
20110116055 | IMAGE FORMING APPARATUS - An image forming apparatus includes: a first projector that scans light on a first display section to thereby display an image; a second projector that scans the light on a second display section, which is set in a position different from a position of the first display section, to thereby display an image; and a switching section that switches plural states including a first state in which the first projector displays the image on the first display section and a second state in which the second projector displays an image on the second display section. | 05-19-2011 |
20110205456 | IMAGE FORMING APPARATUS AND REAR PROJECTION DISPLAY APPARATUS - An image forming apparatus includes: a screen having a display surface; and a projector that renders an image by scanning light on the display screen, wherein the screen selects, independently in respective regions of the display surface, a light transmission state in which the light is transmitted and a light diffusion state in which the light is diffused, the screen being configured such that the region where address light is irradiated is in the light diffusion state and the region where the address light is not irradiated is in the light transmission state, and the projector scans the address light on the display surface such that an area of the display surface corresponding to an image displayed on the display surface changes to the light diffusion state. | 08-25-2011 |
20110205497 | IMAGE FORMING APPARATUS - An image forming apparatus includes: a projector configured to be capable of projecting light to thereby display an image on a rendering region formed on a display surface set around a guiding point to which a person should be guided and changing a position of the rendering region; a detecting unit that detects whether a person is present in a detection region set near the display surface and detects, when a person is present in the detection region, a moving state of the person; and a control unit that controls, on the basis of a detection result of the detecting unit, driving of the projector to guide the person present in the detection region to the guiding point. | 08-25-2011 |
20110205602 | OPTICAL SCANNER AND IMAGE FORMING APPARATUS - An optical scanner includes: a light reflecting section having light reflectivity; a movable section which includes the light reflecting section and can be displaced; two link sections connected to positions of ends of the movable section, the positions facing each other; a supporting section supporting the link sections; and a displacement providing section turning the two link sections, wherein each link section includes a turnable drive section, and a shaft section connecting the movable section and the drive section and bending in a thickness direction of the movable section by turning of the drive section. | 08-25-2011 |
20110205609 | IMAGE FORMING APPARATUS - An image forming apparatus has a light output unit, a light scanner that has a light reflection part reflecting the light from the light output unit, rotates the light reflection part around two axes, and scans with the light reflected by the light reflection part, and a scanner rotating unit the rotates the light scanner around a predetermined axis line while keeping a relative positional relation between an intersection of the two rotation axes and the light output unit constant, and the light scanner has a movable unit including the light reflection part, four connection parts provided at intervals of 90 degrees in an outer circumference of the movable unit, each of the connection parts has a shaft part that connects the movable unit and the drive unit and independently and bendingly deforms each of the shaft parts, and thereby, the movable unit rotates around the two axes. | 08-25-2011 |
20110249312 | IMAGE FORMING APPARATUS - An image forming apparatus includes a light output unit that outputs light and a light scanning unit that includes at least one light reflection part reflecting the light output from the light output unit, and scans a display surface in a first direction at a first speed and scans the surface in a second direction orthogonal to the first direction at a second speed lower than the first speed with the light reflected by the light reflection part, wherein a drawable region in which an image can be formed on the display surface by scanning with the light has at least two parts of a part in which a length of the drawable region in the first direction increases, apart in which the length decreases, and a part in which the length is maintained constant from a first side toward a second side in the second direction. | 10-13-2011 |
20110310453 | OPTICAL DEVICE, OPTICAL SCANNER, AND IMAGE FORMING APPARATUS - An optical device includes: a movable plate disposed in a distribution range of light input from outside, and having alight reflecting surface adapted to reflect the light; a shaft member adapted to support the movable plate so that the movable plate can swing around a predetermined axis; a ferromagnetic member provided to the movable plate; and a drive section configured to generate electromagnetic force between the drive section and the ferromagnetic member to thereby swing the movable plate, wherein a portion of the drive section, included in the distribution range of the light, is formed of a surface having a normal vector with which the light is reflected to outside of a predetermined range. | 12-22-2011 |
20120033280 | OPTICAL SCANNER AND IMAGE FORMING APPARATUS - An optical scanner includes: a light reflecting section having a light reflecting surface; a supporting section supporting the light reflecting section; a movable section supporting the supporting section; at least a pair of movable beams extending from the movable section and disposed in such a way that the movable beams face each other; a displacement section connected to the movable beam; two drive beams each extending from the displacement section; and a supporting frame supporting the drive beams, wherein the movable beams each include a bending section which is bent and deformed in a thickness direction of the supporting frame, and an end on the side of the movable section of the supporting section is fixed in a position more distant from the light reflecting section than an end face on the side of the light reflecting section of the movable section. | 02-09-2012 |
20120038961 | LIGHT SCANNER AND IMAGE FORMING APPARATUS - A light scanner includes a light reflection part having light reflectivity, a movable part having the light reflection part and being rotatable around a first rotation center axis and a second rotation center axis, a pair of movable beams extending from the movable part, a displacement part connected to the movable beams and rotating the movable part around the first rotation center axis, a first drive part that drives the displacement part, a pair of drive beams extending from the displacement part in parallel to the light reflection surface and orthogonal to an extension direction of the movable beams, a support frame that supports the drive beams, and a second drive part that rotates the movable part around the second rotation center axis, and the movable beam has a bending part that bendingly deforms due to displacement of the displacement part. | 02-16-2012 |
20120062969 | OPTICAL SCANNER, METHOD OF MANUFACTURING OPTICAL SCANNER, AND IMAGE FORMING APPARATUS - An optical scanner includes: a movable section which has a light reflecting member with a light reflecting surface and which is rotatable around the central axis of rotation; at least a pair of movable beams extending from the movable section along the light reflecting surface; a displacement section which is connected to the movable beams and has a through hole including two fixed surfaces crossing each other; two driving beams which extend from the displacement section along a surface direction of the light reflecting surface so as to be perpendicular to the movable beams; a support section connected to each of the driving beams; a driving section which drives the displacement section; and a permanent magnet which is inserted in the through hole and is fixed to the two fixed surfaces. | 03-15-2012 |
20120086996 | OPTICAL SCANNER, MIRROR CHIP, METHOD OF MANUFACTURING OPTICAL SCANNER, AND IMAGE FORMING APPARATUS - An optical scanner includes: a movable section which includes a light reflecting member with a light reflecting surface and which is rotatable around the central axis of rotation; four movable beams which extend from the movable section along the light reflecting surface and which are provided at angles of 90° along the circumferential direction of the movable section; a displacement section connected to each movable beam; two driving beams extending from the displacement section along the surface direction of the light reflecting surface so as to be perpendicular to the movable beams; a fixed section connected to each driving beam; an inner frame section formed in the displacement section; a permanent magnet fixed to the inner frame section; and a driving section which drives the displacement section. Each movable beam includes a bending section which deforms the moving beam by bending in a direction perpendicular to the light reflecting surface. | 04-12-2012 |
20120120458 | ACTUATOR, MANUFACTURING METHOD OF ACTUATOR, LIGHT SCANNER AND IMAGE FORMING APPARATUS - An actuator includes a light reflection part having light reflectivity, a movable part having the light reflection part and being rotatable around a rotation center axis, a pair of connection parts connected to the movable part, and a support part that supports the pair of connection parts, and each of the connection parts includes a pair of beam members, a distance between the pair of beam members gradually increases from a first surface side toward a second surface side of the movable part when seen from a direction in parallel to the rotation center axis of the movable part, and given that a distance between ends at the first surface side of the pair of beam members is W | 05-17-2012 |
20120147445 | ACTUATOR, OPTICAL SCANNER, AND IMAGE FORMING APPARATUS - An actuator includes a movable member which rotates around a rotation axis, a plurality of connecting members which extend from the movable member through a shaft and are disposed in the vicinity of the outer circumference of the movable member at equal intervals in the plan view as viewed in a thickness direction of the movable member, and a support unit which supports each of the plurality of connecting members. Each of the plurality of connecting members has a driving portion rotatably connected with the support unit, and the shaft connecting the movable member and the driving portion. A first connecting portion that connects the movable member with the shaft and that is disposed opposite to a corresponding second connecting portion that connects the driving portion with the shaft through the movable member so that the movable member is interposed between the first connecting portion and the second connecting portion. | 06-14-2012 |
20120236383 | ACTUATOR, METHOD FOR MANUFACTURING ACTUATOR, AND OPTICAL SCANNER - An actuator includes a base made of silicon and including a movable portion capable of oscillating around an oscillation axis, at least one connection portion extending from the movable portion, and a support portion that supports the connection portion, an insulating layer provided on a surface of the base, and a conductive portion having conductivity and provided on the insulating layer. In a plan view of the base viewed in a thickness direction of the base, the insulating layer is provided on portions other than an edge of the connection portion, an edge that connects an edge of the movable portion to the edge of the connection portion, and an edge that connects an edge of the support portion to the edge of the connection portion. | 09-20-2012 |
20120236384 | OPTICAL DEVICE, METHOD FOR MANUFACTURING OPTICAL DEVICE, AND OPTICAL SCANNER - An optical device includes a base made of silicon and including a movable portion provided with a light reflecting portion having light reflectivity and capable of oscillating around a oscillation axis, at least one connection portion that extends from the movable portion, and a support portion that supports the connection portion, and a stray light suppression layer provided on a surface of the base and having a function of suppressing light reflection. In a plan view in which the base is viewed in a thickness direction thereof, the stray light suppression layer is provided on portions other than an edge of the connection portion, an edge that connects an edge of the movable portion to the edge of the connection portion, and an edge that connects an edge of the support portion to the edge of the connection portion. | 09-20-2012 |
20120243066 | ACTUATOR, OPTICAL SCANNER, AND IMAGE FORMING APPARATUS - An actuator includes: a movable portion that can oscillate around an oscillation axis; a connection portion that extends from the movable portion and is torsionally deformed in accordance with oscillation of the movable portion; and a support portion that supports the connection portion. The movable portion forms a cross shape in a plan view from a thickness direction of the movable portion. | 09-27-2012 |
20120257235 | ACTUATOR, OPTICAL SCANNER, AND IMAGE FORMING APPARATUS - An actuator including a movable portion that swings about a swing axis, a connecting portion that extends from the movable portion and torsionally deforms in response to the swinging of the movable portion, and a support portion that supports the connecting portion, wherein the movable portion is so shaped that the length thereof parallel to the swing axis decreases stepwise with distance from the swing axis in a plan view, and the movable portion, the support portion, and the connecting portion are formed by anisotropically etching a silicon substrate. | 10-11-2012 |
20120257261 | ACTUATOR AND OPTICAL SCANNER - An actuator includes a movable portion which can swing around a swing axis, a connecting portion which extends from the movable portion, and a support portion which supports the connecting portion, wherein the movable portion is formed in a cross shape which includes a pair of first protrusions protruding along a direction perpendicular to the swing axis and a pair of second protrusions protruding along a direction parallel to the swing axis, and when a length of the movable portion in the direction perpendicular to the swing axis is A, a length of the movable portion in the direction parallel to the swing axis is B, a length of the first protrusion in the direction perpendicular to the swing axis is a, and a length of the second protrusion in the direction parallel to the swing axis is b, the following equations (A) and (B) are satisfied. | 10-11-2012 |
20120257268 | ACTUATOR, OPTICAL SCANNER, AND IMAGE FORMING APPARATUS - An actuator includes a movable portion which can twist around an axis, a connecting portion which extends from the movable portion and is torsionally deformed according to the twisting of the movable portion, and a support portion which supports the connecting portion, wherein the movable portion has a cross shape in a plan view, and a cross-sectional width of the connecting portion perpendicular to the axis gradually increases from a first surface of the movable portion toward a second surface of the movable portion opposite the first surface. | 10-11-2012 |
20120313850 | DISPLAY APPARATUS - A display apparatus includes: a light emitting unit which emits light; a light scanning unit which includes a light reflector and scans the light in first and second directions; an amplitude changing unit which changes an amplitude of the swing of the light reflector; and a light emitting control unit which adjusts an amount of light of the light emitting unit, wherein the amplitude changing unit allows a first state where the light is scanned in a first region of the display surface and a second state where the light is scanned on the first region and a second region of the display surface is switched, and wherein the light emitting control unit allows an amount of light per unit area of the first region in the first state and an amount of light per unit area of the first region in the second state to be equalized. | 12-13-2012 |
20120313909 | DISPLAY APPARATUS - A display apparatus includes: a light emitting unit which emits light; a light scanning unit which includes a light reflector reflecting light emitted from the light emitting unit and being swingably installed around a swing axis and scans the light reflected by the light reflector on a display surface where an image is to be displayed in a first direction and a second direction perpendicular to the first direction; and an amplitude changing unit which changes an amplitude of the swing of the light reflector, in which the amplitude changing unit changes the amplitude of the swing of the light reflector, so that a first state where the light is scanned in a first region of the display surface and a second state where the light is scanned on the first region and a second region different from the first region of the display surface is switched over each other. | 12-13-2012 |
20130033733 | ACTUATOR, LIGHT SCANNER, AND IMAGE FORMING DEVICE - An actuator includes a movable section swinging around a predetermined swing axis, a connecting section extending from the movable section, and being torsionally deformed in accordance with swing of the movable section, a support section supporting the connecting section, a magnet being disposed on a plate surface of the movable section, and a coil generating a magnetic field acting on the magnet to thereby swing the movable section, and the movable section has a cross shape in a plan view. | 02-07-2013 |
20130278985 | OPTICAL SCANNER AND IMAGE FORMING APPARATUS - An optical scanner includes: a movable body that is able to oscillate around a first axis; a first shaft member that is connected to the movable body along the first axis; and a drive unit that includes a permanent magnet, a coil that generates a magnetic field by application of voltage, and a voltage applying section that applies a voltage to the coil and oscillates the movable body around the first axis, wherein the movable body includes a light reflecting plate provided with a light reflecting section having light reflectivity, a support frame that surrounds the light reflecting plate and has a thickness that is, ten times or less, larger than the thickness of the light reflecting plate, and a plurality of connecting sections that connects the light reflecting plate and the support frame at a plurality of locations. | 10-24-2013 |
20130301099 | OPTICAL DEVICE, OPTICAL SCANNER, AND IMAGE DISPLAY DEVICE - An optical scanner is an optical device including a base portion that is rotatable about the Y-axis, a frame portion that is rotatable about the X-axis intersecting the Y-axis, and a shaft portion that supports the base portion so as to be rotatable about the Y-axis with respect to the frame portion. The optical scanner includes a light reflecting plate that is fixed to the base portion and includes a light reflecting portion with a light reflecting property. The frame portion is provided so as to surround the base portion. The shaft portion includes one end connected to the base portion and the other end connected to the frame portion. The light reflecting plate is separated from the shaft portion in the thickness direction of the light reflecting plate and overlaps the shaft portion, as viewed from the thickness direction. | 11-14-2013 |
20130301100 | OPTICAL DEVICE, OPTICAL SCANNER, AND IMAGE DISPLAY DEVICE - An optical scanner includes: a movable portion that includes a base portion and a light reflecting plate which is fixed to the base portion and includes a light reflecting portion with a light reflecting property and is rotatable about the Y-axis; a frame portion that is provided so as to surround the base portion and is rotatable about the X-axis perpendicular to the Y-axis; a shaft portion that supports the movable portion so as to be rotatable about the Y-axis with respect to the frame portion; and a permanent magnet that is provided in the frame portion. The light reflecting plate is provided such that it is separated from the shaft portion in a thickness direction and overlaps the shaft portion, as viewed from the thickness direction. The permanent magnet is fixed to a surface of the frame portion close to the light reflecting plate. | 11-14-2013 |
20130321889 | IMAGE DISPLAY APPARATUS AND HEAD-MOUNTED DISPLAY - An image display apparatus includes laser light sources, a light combining section that combines laser light from the laser light sources, and an optical scanner that deflects drawing laser light from the light combining section for two-dimensional scanning. The optical axes of the laser light outputted from the laser light sources and directed toward the optical scanner are present in the same plane. Further, the optical scanner has a light reflection surface configured to be perpendicular to the plane when the optical scanner is not driven. The optical scanner deflects the drawing laser light reflected off the light reflection surface for two-dimensional scanning by causing the light reflection surface to swing within the plane and in the direction perpendicular to the plane. | 12-05-2013 |
20140049569 | INFORMATION TERMINAL, MOBILE INFORMATION TERMINAL, AND VIDEO IMAGE DISPLAY SYSTEM - An information terminal includes: a display section that displays an image; a light source that emits light; an optical signal generator that uses the light emitted from the light source to generate an optical signal with which an optical scanner scans an object; a drive signal generator that generates a drive signal for driving the optical scanner; and a switcher that switches the state of the information terminal between a first state in which the display section displays an image, the optical signal generator does not generate the optical signal, and the drive signal generator does not generate the drive signal and a second state in which the optical signal generator generates the optical signal, the drive signal generator generates the drive signal, and the display section displays no image. | 02-20-2014 |
20140049831 | IMAGE DISPLAY DEVICE AND HEAD-MOUNTED IMAGE DISPLAY DEVICE - A head mounted image display device includes: a frame including a front section having a nose pad; a light transmitter supported by the front section and allowing visible light to pass therethrough; an optical scanner that receives signal light modulated according to an image signal and made incident thereon and that two-dimensionally scans the incident signal light toward the light transmitter; a half mirror on a surface on which the signal light from the optical scanner is incident and having a curved surface that reflects the signal light; and a condensing lens on an optical axis between the optical scanner and the half mirror and condensing the signal light from the optical scanner between the optical scanner and the half mirror to convert the signal light reflected by the half mirror into parallel light. | 02-20-2014 |
20140071510 | ACTUATOR, LIGHT SCANNER, IMAGE DISPLAY DEVICE, AND HEAD MOUNT DISPLAY - An actuator includes: a movable plate; a first axial member adapted to swingably support the movable plate around a first axis; a reflecting section fixed to the movable plate, and having a reflecting surface adapted to reflect light; and a coil disposed on an opposite surface of the reflecting section to the reflecting surface. | 03-13-2014 |
20140168736 | OPTICAL SCANNER AND IMAGE FORMING APPARATUS - An optical scanner includes: a light reflecting section having light reflectivity; a movable plate which includes the light reflecting section and can be displaced; four link sections connected to the movable plate; and a supporting section supporting the four link sections. The four link sections are provided on an outer circumference of the movable plate at 90-degree intervals along a circumferential direction of the movable plate in a plan view. Each link section includes a turnable drive section, and a shaft section which connects the movable plate and the drive section. The shaft section is bent and deformed in a thickness direction of the movable plate by turning the drive section. | 06-19-2014 |
20140211289 | HEAD-MOUNTED IMAGE DISPLAY APPARATUS - A head-mounted image display apparatus includes: a light source that emits laser light; a splitter that splits the laser light into first laser light and second laser light having a different optical intensity than the first laser light; an image drawing section that causes the first laser light to be reflected off a mirror and causes the mirror to make pivotal motion to perform image drawing; a controller that controls the pivotal motion of the mirror; and a notification section that notifies other persons by diffusing the second laser light that the image drawing section is performing image drawing. | 07-31-2014 |
20140218780 | LIGHT SCANNER, IMAGE DISPLAY DEVICE, HEAD-MOUNTED DISPLAY, AND METHOD OF MANUFACTURING LIGHT SCANNER - A light scanner includes: a base part; a shaft part that swingably supports the base part around a first axis; an optical unit including a light transmission part that is supported by the base part and has light transmissivity, and a first light reflection reduction part that is provided on the light transmission part and reduces light reflection, wherein light enters the first light reflection reduction part. | 08-07-2014 |
20140285864 | OPTICAL SCANNER MANUFACTURING METHOD, OPTICAL SCANNER, IMAGE DISPLAY DEVICE, AND HEAD-MOUNTED DISPLAY - An optical scanner manufacturing method includes overlapping a first substrate including a base portion region that becomes a base portion, a shaft portion region that becomes a shaft portion, and a support portion region that becomes a support portion, and a second substrate in which a frame-like concave portion, a first portion that is positioned inside the concave portion, and a frame-like second portion that is positioned outside the concave portion and has a light reflectance reduction function are formed on one surface, to bond the base portion region to the first portion and to bond the support portion region to the second portion, patterning the first substrate to form the base portion, the shaft portion, and the support portion, and cutting the second substrate from the other surface side to separate the first portion and the second portion from each other. | 09-25-2014 |
20140368892 | OPTICAL DEVICE, OPTICAL SCANNER, AND IMAGE DISPLAY APPARATUS - An optical device includes: a movable section capable of swinging about a first axis; a frame body section capable of swinging about a second axis crossing the first axis; a first shaft section configured to connect the movable section and the frame body section; and a light reflection plate fixed to the movable section and provided with a light reflecting section having light reflectivity, wherein in plan view from a thickness direction of the light reflection plate, a center of gravity of the light reflection plate is shifted from the first axis. | 12-18-2014 |
20150077822 | OPTICAL SCANNER AND IMAGE FORMING APPARATUS - An optical scanner includes: a light reflecting section having light reflectivity; a movable plate which includes the light reflecting section and can be displaced; four link sections connected to the movable plate; and a supporting section supporting the four link sections. The four link sections are provided on an outer circumference of the movable plate at 90-degree intervals along a circumferential direction of the movable plate in a plan view. Each link section includes a turnable drive section, and a shaft section which connects the movable plate and the drive section. The shaft section is bent and deformed in a thickness direction of the movable plate by turning the drive section. | 03-19-2015 |