Abstract: A method and apparatus for generating coherent light, and a display apparatus using coherent light are provided. A wide-angle coherent light generation apparatus may focus parallel light onto a focal point, and may generate coherent light at a wide angle, using an optical device.

Abstract: An AF unit of a lens holder driving device includes a lens holder, a focusing coil, a permanent magnet having a plurality of permanent magnet pieces having first surfaces opposed to the focusing coil, a magnet holder holding the permanent magnet, and first and second leaf springs supporting the lens holder in a direction of an optical axis shiftably. An image stabilizer portion includes a fixed portion disposed near the second leaf spring, a supporting member swingably supporting the AF unit with respect to the fixed portion, an image stabilizer coil having a plurality of image stabilizer coil portions disposed so as to oppose to second surfaces of the plurality of permanent magnet pieces that are perpendicular to the first surfaces, and a plurality of Hall elements. Each Hall element is disposed at a position where the image stabilizer coil portion is separated into a plurality of coil parts.

Abstract: A magnifying device including an optical system is described. The optical system includes an exit pupil, a reflective polarizer proximate the exit pupil, a partial reflector disposed adjacent the reflective polarizer opposite the exit pupil, and a quarter wave retarder disposed between the reflective polarizer and the partial reflector. The reflective polarizer is curved about two orthogonal axes and the partial reflector is spaced apart from the reflective polarizer.

Abstract: A microscope includes at least one illuminating lens configured to guide at least one illuminating beam in the form of a light sheet for illuminating at least one specimen to be examined. The microscope also includes at least one detection lens configured to capture at least one detection beam issuing from the at least one specimen to be examined. The at least one illuminating lens has an optical axis at an angle ?, which is not equal to 90°, to an optical axis of the at least one detection lens. The at least one illuminating beam enters the at least one illuminating lens at an entry angle ? such that the light sheet lies within a focal plane of the at least one detection lens.

Abstract: An optical unit with a shake correction function may include a movable module holding an optical element, a support body including a body part surrounding the movable module, a gimbal mechanism including a movable frame having elasticity and configured to swingably support the movable module between the movable module and the support body, a spring member connected to the movable module and the support body for holding posture of the movable module, and a shake correction drive mechanism configured to swing the movable module. When a natural vibration frequency of the movable frame is “fa”, a natural vibration frequency of the spring member is “fb”, and a vibration frequency band of a movable body on which the support body is mounted is “fw”, the natural vibration frequency “fa” and the natural vibration frequency “fb” are shifted from the vibration frequency band “fw”.

Abstract: In accordance with one embodiment of the present invention an apparatus for a low numerical aperture exclusion imaging apparatus is provided. The apparatus may include an electromagnetic illumination source for illuminating a portion of a specimen; and for collecting an image created by the electromagnetic radiation an objective lens optically coupled to the electromagnetic illuminated portion of the specimen. The apparatus also includes an optical blocking plate disposed between the objective lens and a focusing lens. The optical blocking plate is positioned to substantially block undesired electromagnetic radiation from image sources distally aligned in the same optical axis as the specimen. This invention is enhances narrow depth of field characteristics in imaging. It also enhances discreet imaging in a narrow focus field by eliminating some or most of the light which contributes to wide depth of field focus. This is useful for optical sectioning ranging from microscopy to photography.

Abstract: A method and apparatus for generating coherent light, and a display apparatus using coherent light are provided. A wide-angle coherent light generation apparatus may focus parallel light onto a focal point, and may generate coherent light at a wide angle, using an optical device.

Abstract: A scanning microscope includes a scanner, an objective irradiates a sample with illumination light deflected by the scanner, and a beam splitter that is arranged between the objective and an exit pupil position, and that reflects one of the illumination light and observation light from the sample and transmits the other. The objective has the exit pupil position outside the objective.

Abstract: There is provided an optical diode comprising a circular polarisation splitter, a first circular polariser and a second circular polariser. The circular polarisation splitter is arranged to receive at least partially unpolarised light and output right-handed circular polarised light along a first optical path and left-handed circular polarised light along a second optical path. The first circular polariser is arranged on the first optical path and transmits right-handed circular polarised light and reflects left-handed circular polarised light. The second circular polariser is arranged on the second optical path and transmits left-handed circular polarised light and reflects right-handed circular polarised light.

Abstract: The invention provides a microscope system including a correction-gain storage portion that calculates a correction gain for performing shading correction of an image related to optical images of a specimen, obtained by a microscope, and stores specimen information indicating features of the specimen and optical information at the time of obtaining the image in association with the correction gain; a correction-gain selecting portion that selects the correction gain for use when performing the shading correction of the image to be corrected; and a correction portion that performs the shading correction of the image to be corrected, on the basis of the selected correction gain, wherein the correction-gain selecting portion selects, on the basis of the specimen information or a result of the shading correction with the plurality of correction gains, the correction gain to be used in the shading correction of the image to be corrected.

Abstract: A coated article includes a low-E coating having an absorbing layer located over a functional layer (IR reflecting layer) and designed to cause the coating to have an increased outside reflectance (e.g., in an IG window unit) and good selectivity. In certain embodiments, the absorbing layer is metallic, or substantially metallic, and is provided directly over and contacting a lower of two IR reflecting layers. In certain example embodiments, a nitride based layer (e.g., silicon nitride or the like) may be located directly over and contacting the absorbing layer in order to reduce or prevent oxidation thereof during heat treatment (e.g., thermal tempering, heat bending, and/or heat strengthening) thereby permitting predictable coloration, high outside reflectance values, and/or good selectivity to be achieved.

Abstract: An illumination device for an optical device, a microscope or a macroscope includes a first illumination source configured to emit light which is directed via an illumination beam path onto an object to be illuminated that is arranged in an object plane. At least one second illumination source is positionable in the illumination beam path, and is transparent or semitransparent as well as self-luminous. The at least one second illumination source is configured to allow light emitted from the first illumination source to pass through at least in part. The object plane having the object to be illuminated is configured to be illuminated both by the first and by the at least one second illumination source.

Abstract: An embodiment provides a camera module comprising: a cover can which has a hollow part for exposing a lens at the upper part thereof and a fully opened surface at the lower part thereof; a base coupled to the lower part of the cover can; a housing which is disposed at the upper part of the base and moves in first and second directions which are mutually orthogonal on the surface perpendicular to an optical axis; a bobbin which is accommodated in the housing and moves in the direction of the optical axis, the bobbin comprising at least one lens; a magnet part disposed on the inner surface of the housing; a first coil pattern part disposed on the outer surface of the bobbin for moving the bobbin in the direction of the optical axis; an actuator comprising a second coil part disposed on the upper surface of the base for moving the housing accommodating the bobbin in the first and second directions; and a flexible substrate disposed between the second coil part and the base for respectively applying power to cont

Abstract: A base member fixed to a vehicle, a housing with a rearview mirror, a motor component to rotate the rearview housing relative to the base, two sets of ramps independent of each other, capable of sliding on corresponding fixed ramps of the base element and first and second resilient elements. The ramps of the first and second sets have different inclinations and the resilient elements have different spring rates from one another, depending on whether the drive housing is manually or motor driven.

Abstract: A system for shaping a beam comprises an emitter for emitting coherent electromagnetic radiation. Birefringent displacers are configured between the emitter and a target wherein the at least two birefringent displacers split the coherent electromagnetic radiation into a plurality of coherent parallel beams of electromagnetic radiation thereby producing a shaped wave front of the coherent parallel beams of electromagnetic radiation.

Abstract: A four-piece infrared single wavelength lens system includes, in order from the object side to the image side: a first lens element with a refractive power, a stop, a second lens element with a positive refractive power, a third lens element with a positive refractive power, and a fourth lens element with a positive refractive power. The focal length of the first lens element is f1, the focal length of the second lens element and the third lens element combined is f23, and they satisfy the relation: ?210<f1/f23<365. When the above relation is satisfied, a wide field of view can be obtained and the resolution can be improved evidently.

Abstract: A method of manufacture of an extreme ultraviolet reflective element includes: providing a substrate; forming a multilayer stack on the substrate, the multilayer stack includes a plurality of reflective layer pairs having a first reflective layer and a second reflective layer for forming a Bragg reflector; and forming a capping layer on and over the multilayer stack, the capping layer formed from titanium oxide, ruthenium oxide, niobium oxide, ruthenium tungsten, ruthenium molybdenum, or ruthenium niobium, and the capping layer for protecting the multilayer stack by reducing oxidation and mechanical erosion.

Abstract: Provided is an article having high scratch resistance and satisfactory fingerprint wipeability. Disclosed is an article having a microrelief structure containing a cured product of a resin composition on the surface, in which the indentation elastic modulus (X) [MPa] and the creep deformation ratio (Y) [%] of the cured product satisfy the following formulas (1) and (2): 80?X?560??(1) Y?(0.00022X?0.01)×100??(2).

Abstract: A coextruded multilayered thermoplastic article including: a first layer with a first surface texture, wherein the first layer comprises a first transparent thermoplastic polymer having a first stress optical coefficient (Cm1) measured at 20° C. above the glass transition temperature of the first polymer; a second layer located comprising a second transparent thermoplastic polymer having a second stress optical coefficient (Cm2) measured at 20° C. above the glass transition temperature of the second matrix; wherein a relation between the first stress optical coefficient and the second stress optical coefficient is Cm2>4(Cm1) (Formula A) wherein the thickness of the first layer measured from the highest peaks of the first surface texture to the second side of the first layer is greater than 1.5 times Rz of the first surface texture but less than or equal to 75% of the total thickness of the article.

Abstract: Provided is a light condensing unit including a reflection member having a hollow dome shape a side wall of which is curved to be extended from a top portion toward a bottom portion, the reflection member having a mirror-finished inner surface, and a plurality of light irradiation members arranged around an outer wall of the reflection member and configured to irradiate an irradiation region of the top portion with light through a first opening portion formed in the outer wall. The reflection member includes a second opening portion formed in the irradiation region of the top portion, and a third opening portion formed in the bottom portion to face a light receiving lens of a light receiving unit, the light receiving unit being configured to perform a predetermined process on received light.