Abstract: A variable wavelength interference filter includes: a first reflective film disposed on a face of a first substrate facing a second substrate; a second reflective film disposed on a face of the second substrate facing the first substrate and the first reflective film; a first electrode disposed on the face of the first substrate; and a second electrode disposed on the face of the second substrate. The second substrate includes a movable portion on which the second reflective film is disposed and a connection maintaining portion maintaining the movable portion to be movable in a substrate thickness direction, the connection maintaining portion circumscribes the movable portion and is thinner than the movable portion, and the second electrode is disposed on a portion of the second substrate that is thicker than the connection maintaining portion.

Abstract: Alternative methods of designing, developing and manufacturing optical elements and assemblies are provided which enable improvements in effectiveness and efficiency. Subtractive processes using lasers or other tools are utilized to create embedded void spaces that provide reflecting walls within internally reflective optical elements. The designs have advantages in cost, reduced development time, and performance. Light from multiple light sources can be mixed and collimated. Some embodiments provide the ability to integrate a large number of internally reflective optics into a single component and very large components can be made. Embodiments of the invention are designed for manufacturing and can be made without molding tooling.

Abstract: An adaptor for a slit lamp holds a portable camera, such as a cell phone, in place relative to a slit lamp. The adaptor is adjustable to accommodate virtually any size of portable camera through the use of screws, washers, spacers, and other adjustment mechanisms. The adaptor can be formed in two parts: an ocular engaging portion and a camera support. The two portions can be coupled together to position the camera relative to the slit lamp to photograph a patient's eye.

Abstract: An arrangement comprises a garment, a mounting apparatus and an optical tracking marker to be used in motion capture. The arrangement may include a plurality of mounting apparatuses and optical tracking markers. The garment includes openings. The mounting apparatus includes legs which are shaped and include features to enable the mounting apparatus to engage the openings of the garment. The mounting apparatus further includes a marker coupling which is shaped and includes features to engage the optical tracking marker. The mounting apparatus provides a secure yet removable attachment for the optical tracking marker to the garment.

Abstract: An eyeglass apparatus for use with an interchangeable character eye overlay includes a base frame adapted to be worn over at least one eye of a wearer and a first attachment mechanism for the base frame for removably attaching a character eye overlay having a cooperating second attachment mechanism.

Abstract: An embodiment of the present invention provides a stereoscopic image displaying apparatus comprising a displaying panel that receives image data displaying an image and black data displaying no image for each frame section, and a polarization control panel that is located over the displaying panel and changes a polarization state.

Abstract: Disclosed is a colored photosensitive resin composition for a color filter of a solid state imaging device using an ultra-short wavelength exposing device of 300 nm or less, a color filter and a solid state imaging device including the same. The colored photosensitive resin composition can fabricate a color filter having a micro-patterned colored pattern. The color filter can be advantageously applied to a solid state imaging device.

Abstract: An optical image capturing system includes, in order from an object side to an image side, a first lens element, a second lens element, a third lens element, a fourth lens element, a fifth lens element, a sixth lens element and a seventh lens element. The first lens element with positive refractive power has a convex object-side surface. The second lens element has refractive power. The third lens element has refractive power. The fourth lens element has refractive power. The fifth lens element with refractive power has both surfaces being aspheric. The sixth lens element with refractive power has both surfaces being aspheric. The seventh lens element with refractive power has both surfaces being aspheric. The optical image capturing system has a total of seven lens elements with refractive power and a stop disposed closer to the object side than the third lens element.

Abstract: A solar collector array is disclosed. The array has a plurality of thin walled dishes interconnected by unitary webbing. The dishes and the webbing are formed from a single metallic sheet. Each dish is pressed into a symmetric parabolic surface that concentrates incident light to a position in front of the dish.

Abstract: A display device includes a transparent active element array substrate and a color display layer. The transparent active element array substrate has a first surface and a second surface opposite to the first surface. The color display layer disposed on the first surface of the transparent active element array substrate.

Abstract: In imaging system (100), a spatial light modulator (101) is configured to produce images (102) by scanning a plurality light beams (104,105,106). A first optical element (107) is configured to cause the plurality of light beams to converge along an optical path (114) defined between the first optical element and the spatial light modulator. A second optical element (115) is disposed between the spatial light modulator and a waveguide (1401). The first optical element and the spatial light modulator are arranged such that an image plane (117) is created between the spatial light modulator and the second optical element. The second optical element is configured to collect the diverging light (118) from the image plane and collimate it. The second optical element then delivers the collimated light to a pupil (120) at an input of the waveguide.

Abstract: A foreign matter removal unit includes a rectangular optical member disposed on an optical path, in which is set an optically effective region through which a light flux passes, a piezoelectric device provided to a side of the optical member on the outer side of the optically effective region, and a vibration suppression member provided to a side of the optical member where the piezoelectric device is not provided. The vibration suppression member is provided to the optical member such that an edge face of the side of the optical member does not protrude out from an edge face of the vibration suppression member.

Abstract: A lens barrel capable of keeping a stable zoom operation, increasing magnification of an image pickup apparatus with a simple configuration, and decreasing a camera thickness. A lens barrel is moved in an optical axis direction between a taking position and a retracted position to change magnification. A lens holding member holds a lens and has a follower part. A rectilinear movement regulating member regulates relative rotation of the lens holding member and has a convex part at an outside and a rectilinear rib at an image surface side than the convex part. A cam barrel has a cam groove for engaging the follower part and a groove for engaging the convex part formed on an inner surface. The cam barrel has a cam piece extended to the image surface side, a part of the cam groove is formed on an inner surface of the cam piece.

Abstract: A highly efficient polarization device for use in the VUV or shorter wavelength is provided. The polarization device may include a dispersive element capable of splitting an incident un-polarized beam of light into two beams of orthogonal linear polarization through introduction of an angular deviation. The polarization device may also include a focusing element capable of focusing at least a portion of one of the linearly polarized beams to a small region. Said polarization device may also incorporate a spatial aperture through which most of one of the beam passes, but through which most of the other does not.

Abstract: For achieving balance between manufacturing effort and spectrometer accuracy, a spectral decomposition device is not completely integrated into a substrate stack, but, for example, after manufacturing the substrate stack in the manufacturing process, the opportunity of compensating inaccuracies in substrate stack manufacturing is given by mounting a component with a suitable optical functional element to a window, like, e.g., an entry, exit or intermediate window of the substrate stack, to at least partially cover the respective window, wherein the optical functional element is, for example, an entry aperture, an exit aperture or also part of an optics or an optical element having a spectrally decomposing effect.

Abstract: A progressive addition lens design device for designing progressive addition lenses to permit a patient to experience a variety of distance vision fields and reading vision fields. The device includes a frame adapted to hold in place in front of each of a patient's eyes three lens mounts, each lens mounts being adapted for adjustment in rotation and side-to-side translation. A third lens displaying the patient's base prescription mounted in one of the lens. A first and second lens is mounted in the other two lens mounts. The first and second lenses, each have a transition zone and a power ramp zone and they have complementary surfaces so that when stacked together they create a standard progressive addition lens with a distance vision field, a reading vision field and transition region.

Abstract: Provided is a light-guiding substrate that can propagate light, which has been emitted by means of a light emitting device, in a confined state with an efficiency as high as possible. An optical system provided with the light-guiding substrate is also provided.

Abstract: A microscope and methods for obtaining a phase image of a substantially transparent specimen. Light collected from a specimen illuminated by a temporally incoherent source is diffracted into a first order and either the zeroth or first order is low-pass filtered in a Fourier transform plane before the orders are recombined at a focal plane detector. By low pass filtering the first order diffracted beam into a plurality of wavelengths, a spectrally- and spatially-resolved quantitative phase image of the specimen is obtained.

Abstract: An exit pupil expander (904), operable as a numerical aperture expander and suitable for use with high angle of incidence scanned laser projection systems, includes a microlens array (910) and a varied thickness optical element (900). The varied thickness optical element can be configured to transform a principal beam (953) of a received scan cone (952) to be substantially orthogonal with an output of the exit pupil expander (904) or major surface of the microlens array (910). Further, the varied thickness optical element (900) can be configured to cause the received scan cone (952) to exit the varied thickness optical element (900) substantially symmetrically about the principal beam (953). The varied thickness optical element (900) can also be configured to introduce a controlled amount of spread to the received scan cone (952). The varied thickness optical element (900) is useful in correcting distortion, such as keystone distortion introduced by high angle of incidence feed.

Abstract: A light scattering element 1 is equipped with a transparent, thin film-like optical element 2 which scatters incident laser light, and a thin film-like piezoelectric element 4, which is sandwiched between two electrodes 3a, 3b and which is laminated on a surface of the optical element 2 that is different from an optical scattering surface 2a. The light scattering element 1 averages a speckle pattern of laser light scatted by the optical scattering surface 2a and emitted therefrom by vibration of the piezoelectric element 4 generated when alternating voltage is applied between the two electrodes 3a, 3b.