Patent application number | Description | Published |
20090040598 | OPTICAL FIBER LIGHTING APPARATUS - An optical fiber lighting apparatus includes an exciting light source, a first optical fiber, a second optical fiber, a wavelength conversion unit, and a reflecting member. The first optical fiber guides the exciting light emitted from the exciting light source. The wavelength conversion unit receives the exciting light exiting from the first optical fiber to generate a wavelength-converted light having a wavelength different from that of the exciting light. The second optical fiber guides at least part of the wavelength-converted light generated by the wavelength conversion unit. The reflecting member reflects, of the reflected scattered light and/or the wavelength-converted light generated by the wavelength conversion unit, at least part of light that has not directly struck the incident region of the second optical fiber, toward the incident region of the second optical fiber. | 02-12-2009 |
20090040781 | OPTICAL FIBER LIGHTING APPARATUS - An optical fiber lighting apparatus includes an exciting light source, a first optical fiber, a second optical fiber, and a wavelength conversion unit. The first optical fiber guides the exciting light emitted from the exciting light source. The wavelength conversion unit receives the exciting light exiting from the first optical fiber to generate a wavelength-converted light having a wavelength different from that of the exciting light. The second optical fiber guides at least part of the wavelength-converted light generated by the wavelength conversion unit. | 02-12-2009 |
20090167149 | LIGHT SOURCE DEVICE AND ENDOSCOPE APPARATUS COMPRISING THE SAME - A light source device includes a first semiconductor light source, a second semiconductor light source, and a wavelength converter. The first semiconductor light source emits light in a first wavelength range. The second semiconductor light source emits light in a second wavelength range different from the first wavelength range. The wavelength converter absorbs the light in the first wavelength range to emit light in a third wavelength range different from either of the first wavelength range and the second wavelength range, and transmits the light in the second wavelength range substantially entirely. | 07-02-2009 |
20110176290 | WAVELENGTH CONVERSION UNIT AND ILLUMINATION APPARATUS INCLUDING THE UNIT - A wavelength conversion unit includes a wavelength conversion member that transmits a part of incident excitation light and converts a part of the excitation light into wavelength-converted light having a wavelength different from a wavelength of the excitation light to emit the wavelength-converted light. The excitation light has an intensity distribution in which an intensity is maximum at the center and decreases as getting apart from the center. A thickness of the wavelength conversion member at a portion into which light at the center of the intensity distribution of the excitation light enters is larger than those at any other portions. | 07-21-2011 |
20130194822 | LIGHT SOURCE DEVICE - A light source device includes an excitation light source, a light guide member and a wavelength conversion unit. The wavelength conversion unit includes an optical element disposed on an optical axis and with which excitation light emitted from the light guide member is irradiated to reflect, scatter, or diffract the excitation light, a wavelength conversion member disposed on an optical path of the excitation light reflected, scattered, or diffracted by the optical element to convert the excitation light into wavelength converted light and an emission opening portion that emits the wavelength converted light converted by the wavelength conversion member. | 08-01-2013 |
20130267781 | LIGHT SOURCE DEVICE AND ENDOSCOPE APPARATUS COMPRISING THE SAME - A light source device includes a first semiconductor light source, a second semiconductor light source, and a wavelength converter. The first semiconductor light source emits light in a first wavelength range. The second semiconductor light source emits light in a second wavelength range different from the first wavelength range. The wavelength converter absorbs the light in the first wavelength range to emit light in a third wavelength range different from either of the first wavelength range and the second wavelength range, and transmits the light in the second wavelength range substantially entirely. | 10-10-2013 |
20130289347 | ENDOSCOPIC SYSTEM - An endoscopic system is a system which an insertion portion of an endoscope is inserted from an insertion opening of an object to observe an inner surface of the object. The endoscopic system includes an electromagnetic radiation unit configured to radiate electromagnetic waves, a detection section configured to detect the electromagnetic waves, and a determination section configured to determine whether the insertion portion is present in the object based on a detection result of the detection section. One of the electromagnetic radiation unit and the detection section is arranged outside the object, and the other is arranged at the insertion portion. | 10-31-2013 |
20130296651 | ENDOSCOPE SYSTEM - An endoscope system includes an illumination unit which includes a modulation section configured to control a visible light source so that visible light from the visible light source is subjected to intensity modulation in a predetermined pattern, and emits modulated visible light as illumination light, a detection section configured to detect the modulated visible light, and a determination section configured to determine whether an insertion portion of an endoscope is present in an object based on a detection result of the detection section. The illumination unit is arranged outside the object, and the detection section is arranged at the insertion portion. | 11-07-2013 |
20130342110 | LIGHT SOURCE MODULE AND LIGHT SOURCE SYSTEM - A primary optical unit and a photodetector unit are arranged on a side of a optical branching unit, on which primary terminals are arranged, and a lightconversion unit, which receives primary light, converts the primary light into secondary light, and emits the secondary light, is arranged on a side of the optical branching unit, on which secondary terminals are arranged, to enable guiding of the primary light from the primary optical unit to the lightconversion unit and guiding of the secondary light from the lightconversion unit to the photodetector unit through optical fibers. | 12-26-2013 |
20140015413 | DRIVING METHOD OF LIGHT SOURCE APPARATUS - A driving method of a light source apparatus includes causing a primary light source to emit checking light. The checking light has light intensity sufficient to check a state of the light source apparatus and unharmful to the human body even when the checking light leaks. This emission is based on an output signal from a photodetector having detected a light radiated from a light conversion unit. The method further includes checking a state of the light source apparatus. The checking the state of the light source apparatus is based on an output signal from the photodetector having detected light radiated from the light conversion unit and entering the photodetector based on the checking light. | 01-16-2014 |
20140016345 | ILLUMINATION SYSTEM - An illumination system includes a light source device configured by an excitation light source, a light guiding member and a wavelength converter that are connected in order, and an operation check device. The system further includes: a connector configured to directly and physically connect the operation check device to a light signal emitting end which includes the wavelength converter; a detector configured to detect a light signal emitted from the light signal emitting end when the light signal emitting end and the operation check device are connected by the connector; and an operation determiner configured to determine the operations of the excitation light source, the light guiding member, and the wavelength converter by a detection result in the detector. | 01-16-2014 |
20140022810 | LIGHT SOURCE UNIT, OPTICAL CONVERSION UNIT, LIGHT SOURCE APPARATUS AND LIGHT SOURCE SYSTEM - A light source unit includes a primary light source configured to emit primary light, and a connection portion provided on an optical path of the primary light and to and from which an optical conversion unit is attachable and removable, the optical conversion unit including an optical conversion element configured to convert optical properties of the primary light to generate secondary light. | 01-23-2014 |
20140071691 | LIGHT SOURCE APPARATUS - A light source apparatus includes a primary light source that emits primary light, a diffusing member that diffuses and converts the primary light into diffused light, a reflection portion that regularly reflects or diffuse-reflects and converts the diffused light into reflected light, and an emission portion that emits the reflected light to an outside. A portion of the primary light is converted in an order of the diffused light and the reflected light and emitted to the outside from the emission portion in a state of the reflected light. | 03-13-2014 |
20140094649 | INSERTION OPENING ATTACHMENT - An insertion opening attachment is used in combination with an endoscope apparatus configured to observe the inside of a subject. The attachment is attached to an insertion opening opened in the subject into which an insertion unit of the endoscope apparatus is inserted, wherein the insertion opening attachment comprises an attachment main body having a flanged cylindrical shape which is fixed to a peripheral edge region of the insertion opening in a state the insertion opening attachment is inserted in the insertion opening. The attachment main body comprises is attachment state detection unit which detects whether the attachment main body is attached to the insertion opening and an insertion state detection unit which detects whether the insertion unit is inserted in the insertion opening. | 04-03-2014 |
20140098541 | LIGHTING APPARATUS - A wavelength converting unit includes: an incident portion configured to be connected to an excited-light emitting end of a excited-light source, and on which excited light emitted from the excited-light source is made incident; a wavelength converting member configured to convert the excited light into wavelength-converted light of a desired wavelength; a light transmitting member configured to transmit the excited light and the wavelength-converted light; a reflector configured to reflect at least part of the wavelength-converted light; and an emitting portion configured to emit at least part of the at least part of the wavelength-converted light reflected by the reflector to outside. At least part of the light transmitting member is continuously formed to extend from the incident portion to the emitting portion, and part of an external surface of the light transmitting member has the reflector. | 04-10-2014 |
20140125231 | LIGHT SOURCE DEVICE - A light source device includes a light source unit configured to emit primary light and an illumination unit configured to optically convert the primary light to secondary light and then emit the secondary light. The light source device further includes a connector configured to allow the light source unit and the illumination unit to be attached to and detached from each other. Furthermore, the light source device includes an information transmitter configured to transmit illumination unit information to the light source unit, the illumination unit information being information regarding the illumination unit. | 05-08-2014 |
20140146559 | LIGHT SOURCE APPARATUS - A light source apparatus includes: a primary light source module including a primary light source configured to emit primary light; a light conversion module including a light conversion unit configured to convert optical properties of the primary light and to generate secondary light; a light guide path, arranged between the primary light source module and the light conversion module, configured to guide the primary light to the light conversion module from the primary light source module; a first connecting portion configured to connect detachably the light conversion module with the light guide path; and a second connecting portion configured to connect detachably the primary light source module with the light guide path. | 05-29-2014 |
20140168987 | LIGHT SOURCE DEVICE - A light source device includes a light source unit including a primary light source, an illumination unit including a light converting member which converts primary light emitted from the primary light source to secondary light and emits the secondary light to the outside, and a connection portion which removably connects the light source unit and the illumination unit. The connection portion includes multiple ports configured to transfer and receive energy between the light source unit and the illumination unit. The multiple ports are grouped into multiple first hierarchical port groups by physical properties of the energy to be transferred and received by the ports. | 06-19-2014 |
20140218893 | LIGHT SOURCE DEVICE - A light source device includes a first excitation light source which emits first excitation light having a wavelength in a first wavelength region, a first optical member, a second optical member and a holding member which holds the first optical member and the second optical member. The first optical member converts at least part of the first excitation light to emit first wavelength converted light, and increase divergence angle of the transmitted first excitation light by a first incremental angle. A second optical member is disposed in a region including an optical axis of the first excitation light, and increases the divergence angle of the transmitted first excitation light by a second incremental angle larger than the first incremental angle. | 08-07-2014 |
20140240956 | LIGHT SOURCE DEVICE - A light source device includes a light conversion unit, a heat radiation unit, and a heat storage unit. The light conversion unit emits illumination light. The heat radiation unit radiates heat generated in the light conversion unit. The heat storage unit is thermally connected to the light conversion unit or the heat radiation unit, and stores the heat. | 08-28-2014 |
20140268642 | LIGHT SOURCE DEVICE AND ENDOSCOPE APPARATUS COMPRISING THE SAME - A light source device includes a first semiconductor light source, a second semiconductor light source, and a wavelength converter. The first semiconductor light source emits light in a first wavelength range. The second semiconductor light source emits light in a second wavelength range different from the first wavelength range. The wavelength converter absorbs the light in the first wavelength range to emit light in a third wavelength range different from either of the first wavelength range and the second wavelength range, and transmits the light in the second wavelength range substantially entirely. | 09-18-2014 |
20140268643 | LIGHT SOURCE DEVICE AND ENDOSCOPE APPARATUS COMPRISING THE SAME - A light source device includes a first semiconductor light source, a second semiconductor light source, and a wavelength converter. The first semiconductor light source emits light in a first wavelength range. The second semiconductor light source emits light in a second wavelength range different from the first wavelength range. The wavelength converter absorbs the light in the first wavelength range to emit light in a third wavelength range different from either of the first wavelength range and the second wavelength range, and transmits the light in the second wavelength range substantially entirely. | 09-18-2014 |
20140286038 | LIGHT SOURCE SYSTEM - The light source system includes a plurality of light source modules configured to respectively emit light source lights having optical characteristics different from each other, and an irradiation module to which the light source modules are mechanically and detachably attached. The irradiation module includes a first light guide member, a second light guide member, and a first light conversion unit. The first light guide member has a central axis set in parallel with a central axis of the second light guide member. The first light conversion unit is optically connected to the first light guide member and is optically separated from the second light guide member. | 09-25-2014 |
20140293641 | IRRADIATION MODULE HAVING LIGHT GUIDE MEMBERS - An irradiation module mechanically detachably attached to a light source module includes a first light source light entrance end which allows entry of first light source light from a first light source module, a first light guide member to guide the first light source light entered the first light source light entrance end, a second light source light entrance end which allows entry of second light source light from a second light source module, and a second light guide member to guide the second light source light entered the second light source light entrance end. The first light guide member and the second light guide member have optical specifications which correspond to optical characteristics of the light source light to be guided and in which the optical characteristics are different from each other. | 10-02-2014 |
20140293651 | LIGHT SOURCE SYSTEM HAVING LIGHT GUIDE ROUTES - A first light guide route is defined as a route including a first light source, a first light source light emitting end, a first optical connection terminal, a first light guide member, and a first light emitting member, and a second light guide route is defined as a route including a second light source, a second light source light emitting end, a second optical connection terminal, a second light guide member, and a second light emitting member. The first light source light emitting end and the first optical connection terminal are constituted based on desirable first optical specifications, and the second light source light emitting end and the second optical connection terminal are constituted based on desirable second optical specifications, so that the first or second light guide route can be constituted. | 10-02-2014 |
20140328047 | LIGHT SOURCE DEVICE - A light source device includes a primary light source unit and a light converting unit. The primary light source unit includes a primary light emitting portion. The light converting unit includes a light converting member and a secondary light emitting portion. In the two-dimensional shape of the secondary light emitting portion projected on a surface perpendicular to the optical axis of primary light, the length of the minimum width of the two-dimensional shape passing through the center of gravity of the two-dimensional shape is different from the length of the maximum width of the two-dimensional shape passing through the center of gravity. | 11-06-2014 |
20140328063 | LIGHT SOURCE SYSTEM - A light source system includes an intermediary adapter which mechanically connects a first light source module, a first irradiation module, a second light source module and a second irradiation module, a first connection mechanism which connects the first light source module and the intermediary adapter and a second connection mechanism which connects the second light source module and the intermediary adapter. The first irradiation module and the second irradiation module are interchangeably connected to the intermediary adapter in the same plane of the intermediary adapter. | 11-06-2014 |
20150078031 | LIGHT SOURCE APPARATUS - A light source apparatus includes an optical illumination unit that converts optical characteristics of primary light emitted from a light source unit and emits secondary light different from the primary light; and an adapter unit that outwardly emits illumination light generated based on the secondary light emitted from the optical illumination unit and that is attachable to/detachable from the optical illumination unit. A radiation angle control member converts a traveling direction of the secondary light so that the secondary light allowed to emit from a light conversion member toward the radiation angle control member in the secondary light allowed to emit from the light conversion member travels toward the adapter unit through the secondary light emit portion. | 03-19-2015 |