Patent application number | Description | Published |
20090221765 | POLYMER FOR USE IN A TUNEABLE DIFFRACTION GRATING (TDG) MODULATOR - The present invention relates to a tuneable diffraction grating modulator based on the principle of total internal reflection comprising an elastomer as a deformable layer to be modulated in a nonuniform electric field. | 09-03-2009 |
20090291201 | METHOD FOR INCREASING THE SURFACE CONDUCTIVITY OF A POLYMER USED IN A TUNEABLE DIFFRACTION GRATING (TDG) MODULATOR - The present invention relates to methods for increasing the surface conductivity of a polymer used in tuneable diffraction grating (TDG) modulators while at the same time maintaining the total internal reflection (TIR) and transparency. | 11-26-2009 |
20100091389 | DESIGN OF COMPACT ADJUSTABLE LENS - The present invention provides a solution for designing a compact adjustable lens assembly, wherein a circular shaped piezoelectric crystal is bending a thin glass cover, thereby providing a shift of focal length of the lens assembly. | 04-15-2010 |
20100133230 | METHOD FOR MANUFACTURING ADJUSTABLE LENS - The present invention provides method steps for manufacturing an assembly of adjustable lenses on a wafer. The method steps provide an easy manufacturing of such lenses, minimizing the cost of assembly, and at the same time provide a solution for mass production of compact adjustable lenses for use in mobile phones, etc. | 06-03-2010 |
20110096411 | FLEXIBLE LENS ASSEMBLY WITH VARIABLE FOCAL LENGTH - The present invention is related to a lens assembly comprising a flexible lens body ( | 04-28-2011 |
20110158617 | DEVICE FOR PROVIDING STABILIZED IMAGES IN A HAND HELD CAMERA - Image stabilization devices and methods are disclosed. In various embodiments, image stabilization is achieved by altering the direction of the optical axis through a flexible lens body by activating actuators attached to the flexible lens body, wherein the amount of applied voltages onto the actuators are proportional to signals provided by motion sensors sensing yawing and pitching movements, respectively. | 06-30-2011 |
20110164330 | METHOD AND ARRANGEMENT FOR REDUCING THERMAL EFFECTS IN COMPACT ADJUSTABLE OPTICAL LENSES - The present invention provides thermal compensation for a lens assembly comprising a polymer lens body. Polymers do have different thermal expansion coefficients which makes it necessary to compensate for thermal expansions to keep optical characteristics of such lenses within specifications when used under different environmental conditions. Also, it is necessary to provide thermal compensation during manufacturing of such lenses due to high temperatures during manufacturing steps. | 07-07-2011 |
20120229877 | OPTICAL POWER SWITCH (OPS) - The present invention is generally related to the field of optical systems and/or lens attachments, and more specific to an optical system and/or lens attachment providing a switchable Optical Power Switch (OPS) controllably switchable between different states. A soft transparent material ( | 09-13-2012 |