Abstract: The present invention discloses a non-quarter wave multilayer structure having a plurality of alternating low index of refraction material stacks and high index of refraction material stacks. The plurality of alternating stacks can reflect electromagnetic radiation in the ultraviolet region and a narrow band of electromagnetic radiation in the visible region. The non-quarter wave multilayer structure, i.e. nLdL?nHdH??0/4, can be expressed as [A 0.5 qH pL(qH pL)N 0.5 qH G], where q and p are multipliers to the quarter-wave thicknesses of high and low refractive index material, respectively, H is the quarter-wave thickness of the high refracting index material; L is the quarter-wave thickness of the low refracting index material; N represents the total number of layers between bounding half layers of high index of refraction material (0.5 qH); G represents a substrate and A represents air.

Abstract: An adjustable dressing mirror assembly includes a support, a mirror-mounting unit, and a positioning device. The positioning device includes a guiding seat connected pivotally to the support, a driving plate connected pivotally to the mirror-mounting unit, a sliding block, a movable member, a positioning rod, and a resilient member. The guiding seat includes an accommodating chamber and a plurality of positioning grooves. The driving plate and the sliding block are movable in the accommodating chamber. The positioning rod is disposed fixedly on the movable member. Engagement between the positioning rod and the positioning grooves is allowed with assistance of the resilient member during movement of the driving plate within the accommodating chamber from a rear limit position to a front limit position, and is prevented during movement of the driving plate within the accommodating chamber from the front limit position to the rear limit position.

Abstract: A mirror for terrestrial or aerospace application has a substrate, which is preferably of a laminate of a plurality of Graphite Fiber Reinforced Composite (GFRC) uni-directional fiber plies applied in a laminate with layers oriented to achieve appropriate stable properties. The substrate is cured to form the desired shape with a first surface and a second surface opposite the first surface. A front buffering layer is immediately adjacent to and contiguous with the substrate on the first surface. The front buffer layer is of a material that buffers the surface morphology of the first surface of the substrate. A front specularizing layer is immediately adjacent to and contiguous with the front buffer layer. The specularizing layer is of a material for providing a smooth, low scatter optical surface. The specularizing layer can use an integral aluminized surface or an added vacuum deposited optical thin film coating for enhanced optical properties and durability.

Abstract: In view of the above state of the art, it is an object of the present invention to provide an optical layered body which can prevent the agglomeration of silica particles and form the desired surface roughness on the surface. An optical layered body comprising a light-transmitting substrate and an antiglare layer having a surface roughness on its surface, wherein said antiglare layer is a resin layer containing an organic particle and a nonspherical silica, and a weight ratio of organic particle/nonspherical silica is from 1/10 to 60/10.

Abstract: The present invention provides a projection optical system for projecting a pattern of an object plane onto an image plane, including a first lens whose refractive index irreversibly increases by ultraviolet irradiation, and a second lens whose refractive index irreversibly decreases by the ultraviolet irradiation.

Abstract: A microscope device having dual emission capability, wherein detrimental effects of image-aberrations and -distortions are reduced. By providing the means for reflecting the one beam in a manner so as to invert its handedness and the means for reflecting the second beam in a manner so as to preserve its handedness, a fully symmetrical configuration is obtained, where corresponding image points in both color/polarisation channels all experience the same field-dependent aberrations.

Abstract: An arbitrary entire region of a specimen, or a plurality of individual regions, is simultaneously stimulated without a time lag, or a strong stimulus is applied to an arbitrary region of a specimen. The invention provides a microscope apparatus including a first stimulation optical system having a galvanometer mirror that scans a specimen with first stimulus light, which applies an optical stimulus to a specimen, on the specimen; a second stimulation optical system which has a plurality of two-dimensionally arrayed movable mirrors and which switches the angle of each movable mirror so that second stimulus light, which applies an optical stimulus to the specimen, can be selectively deflected towards the specimen; and a dichroic mirror that combines a light path of the first stimulation optical system and a light path of the second stimulation optical system.

Abstract: Disclosed is a diffuse reflector comprising a consolidated nonwoven sheet having a thickness standard deviation of about 15 ?m or less and a photopic reflectance of at least about 94% over the wavelength range of 380 nm to 780 nm. Further disclosed is a diffuse reflective article and optical display utilizing such a diffuse reflector, a method for producing such a diffuse reflector, and a method of improving light reflectivity utilizing such a diffuse reflector.

Abstract: A laboratory slide (2) for mounting, processing or storing a laboratory sample, has a recess (3) in a surface (4) of the slide (2). An inert sheet (5) has a chip (8) applied to the sheet (5) and the sheet (5) covers the recess (3) so that the chip (8) is fully received in the recess (3). The sheet (5) includes an antenna (6) which is arranged to establish communication between the chip (8) and an electric or electronic read/write device and the sheet (5) covers both the chip (8) and antenna (6) to protect them.

Abstract: System and method for selectively viewing features of objects, including features hidden under non-transparent materials.

Abstract: The gauge lens with anti-fog film includes a substantially planar transparent lens substrate having an outer surface and an inner surface and a thin film possessing anti-fog properties adjacent and substantially covering the inner surface of the lens substrate to provide a low angle of contact for water and moisture. The anti-fog film is bonded to the lens substrate during the molding process that produces the lens substrate shape. The anti-fog film comprises a hydrophilic material or is coated with a hydrophilic coating. In addition to the anti-fog film, in another embodiment, the outer surface of the lens substrate has a hard coat film adjacent and substantially covering the outer surface of said lens. The materials for the lens substrate, anti-fog film, and hard coat film are selected based on the application, performance, and stability of the gauge lens in the environment that it is operated.

Abstract: A microscope includes a microscope main unit including a stage on which a specimen is to be placed; and a light source provided on the microscope main unit and emitting illumination light for illuminating the specimen. The microscope also includes a main power supply operable to be turned on and off; a sensor that senses the presence or absence of a subject in a front or side area of the microscope main unit; a determining unit that determines based on a result of the sensing whether the subject moves; and a control unit that turns on the light source when the main power supply is turned on, maintains the light source in an ON state when the determining unit determines that the subject moves, and turns off the light source when the determining unit determines that the subject does not move and a predetermined period of time passes.

Abstract: An observation optical system includes, in order from a sample side, an infinity-corrected objective, a first lens group having a positive power, a second lens group having a positive power, and a tube lens having a positive power. An intermediate image is formed between the first lens group and the second lens group, and at a front side focal position of the second lens group. A space along an optical axis between the objective and the first lens group is configured to be changeable, and a space along an optical axis between the second lens group and the tube lens is configured to be changeable.

Abstract: In order to furnish an optical component and a phase contrast microscope which can indicate difference of phases of a specimen including information of frequency and color, at least two optical mediums are arranged side by side so that a constant difference of the phases is generated.

Abstract: A microscope system which can improve the ease of use and the observation environment when a sample is observed using a microscope formed of a stand and a main body which is removable from the stand. A microscope is formed of a main body and a stand, and the main body is removable from the stand. The main body includes an objective lens, an image optical system, a CCD, a compact monitor and a battery, so that the main body, when removed from the stand, can function independently as a microscope. If the main body is mechanically connected to the stand, the main body and the stand are electrically connected via connectors, and an observation image captured by the CCD is supplied from the main body to the stand via the connectors, and is displayed on a monitor.

Abstract: There is provided an optical limiter device for protecting an object from incident light having a wavelength in the visible, infrared or ultraviolet spectrum. The device comprises a plurality of nanoparticles of a metallic material including free electrons that undergo collective oscillations when exposed to the incident light. The plurality of nanoparticles of the metallic material include a plurality of nanoparticles of a non-spherical particle geometry, which may include a geometry having a plurality of sharp protrusions on a spherical body. The metallic material may include gold, silver, aluminum, indium or copper. The device further comprises a structurally rigid transparent medium in which the plurality of nanoparticles of the metallic material are embedded; and a mechanical support mounting the transparent medium between the incident light and the object.

Abstract: An inventive rearview assembly for a vehicle may comprise a mirror element and a display including a light management subassembly. The subassembly may comprise an LCD placed behind a transflective layer of the mirror element. Despite a low transmittance through the transflective layer, the inventive display is capable of generating a viewable display image having an intensity of at least 250 cd/m2 and up to 3500 cd/m2. The display includes a novel backlighting subassembly and novel optical components including a magnifying system, a depolarizer, a reflector, and a reflective polarizer. The display may be configured to display an image having edges contoured to correspond to the edges of the mirror element.

Abstract: A fast-steering, deformable mirror system is configured to manipulate a reflective surface in order to control the reflection of electromagnetic radiation off of the reflective surface. The system is configured to steer the reflective surface as a unit, and also to deform the reflective surface. The system is designed to reduce hysteresis in drive signals that control deformation of the reflective surface, to maintain an overall size and/or footprint of conventional fast-steering, non-deformable mirror systems, and/or provide other enhancements.

Abstract: A microscope with sub-wavelength resolution with a light source for monochromatic light with a predetermined wavelength, an object carrier for an object to be examined, and an image sensor with an optical structure with a first side and a second side opposite to the first side, the optical structure having a negative refractive index, and a pixel array extending along the second side of the optical structure at a predetermined distance, wherein the first side of the optical structure of the image sensor is arranged at a near-field distance smaller than the wavelength of the monochromatic light to the object carrier.

Abstract: A motor vehicle has an exterior rearview mirror, which is fixed to a vehicle door by a mirror baseplate. An opening, through which the mirror baseplate engages, is provided in an outer skin of the vehicle door, and the mirror baseplate is secured by a multi-point support and a central attachment screw. The mirror baseplate contains, at its free end, a conical attachment which engages in an opening of a door shaft reinforcement, formed as an extruded profile part, a hollow profile part, or a profiled sheet-stamped part, of the vehicle door, as a result of which the exterior rearview mirror is pre-positioned in a positionally correct fashion in the longitudinal direction of the vehicle. The mirror baseplate is additionally supported on the door shaft reinforcement by a five-point support.