Abstract: An acousto-optical component is suggested, in particular for use in the beam path of an optical arrangement, preferably of a microscope, with a crystal for the passage of light. Sound waves are generated via an electrical transducer and passed through the crystal. The sound waves passing through the crystal affect the optical properties of the crystal and therefore the light passing through the crystal. For exerting a variable influence on the light passing through the crystal, the sound waves passing through the crystal, or the acoustic field in the crystal, are/is variable.

Abstract: A solid-state image pickup device includes a voltage supply circuit configured to supply a voltage to load MOS transistors provided to vertical output lines and columnar signal-processing circuits. The voltage supply circuit includes a first amplifier circuit configured to amplify a predetermined voltage supplied to an input part thereof from a voltage generator and to output an amplified voltage to a voltage supply wire, and a sample-and-hold circuit including a sampling switch provided on a path between the voltage generator and the input part and a hold capacitor configured to hold the voltage sampled by the sampling switch.

Abstract: A radiation-protection device is provided that includes a substrate and a surface structure formed on the substrate. The surface structure has an arrangement and interacts with radiation and the substrate to at least (a) substantially transmit or attenuate radiation at a wavelength and an energy below a threshold energy, and (b) substantially reflect radiation at the wavelength and an energy above the threshold energy.

Abstract: The present invention provides: a lens optical system having: a plastic lens; and a lens restraining member for mechanically restraining a thermal expansion of the plastic lens to control a variation of a curvature of lens due to a temperature change so as to suppress a variation of a focal position due to a temperature change; and a photoelectric encoder including the lens optical system.

Abstract: Projection objectives, as well as related components, systems and methods, are disclosed. In general, a projection objective is configured to image radiation from an object plane to an image plane. A projection objective can include a plurality of optical elements along the optical axis. The plurality of optical elements can include a group of optical elements and a last optical element which is closest to the image plane, and a positioning device configured to move the last optical element relative to the image plane. Typically, a projection objective is configured to be used in a microlithography projection exposure machine.

Abstract: An imaging apparatus includes a solid-state imaging device, a derive section and a signal processing section. The imaging device includes plural pixels arranged on a surface of a semiconductor substrate. The pixels include plural chromatic color pixels for plural colors and plural high-sensitivity pixels having a higher sensitivity to incident light than the chromatic color pixels. The drive section controls the imaging device to simultaneously start exposing the chromatic color pixels and exposing the high-sensitivity pixels, to read first signals from the high-sensitivity pixels during an exposure period, respectively and hold the read first signals, thereafter, to read second signals from the high-sensitivity pixels, respectively, and to read third signals from the chromatic color pixels, respectively. The signal processing section produces color image data based on the first signals, the second signals and the third signals.

Abstract: An object of the invention is to provide a method of correcting sensitivity and an imaging apparatus, by which shading correction can be performed with good accuracy even with a simple structure.

Abstract: An external-cavity one-dimensional multi-wavelength beam combiner that performs wavelength beam combining along a stacking dimension of a laser stack formed of a plurality of laser arrays, each laser array configured to generate optical radiation having a unique wavelength, and each of the plurality of laser arrays including a plurality of laser emitters arranged along an array dimension of the laser stack. The multi-wavelength beam combiner includes a cylindrical telescope configured to image each of the laser emitters along a slow axis of the laser emitters, a transform lens arranged to intercept the optical radiation from each of the plurality of laser arrays and combine the optical radiation along a stacking dimension of the laser stack to form a multi-wavelength optical beam, and a diffraction element positioned at a region of overlap of the optical radiation to receive and transmit the multi-wavelength optical beam.

Abstract: An imaging device able to simplify an optical system, able to reduce costs, and in addition capable of giving a restored image having a suitable quality in accordance with stop control and having a small influence of noise, and an image processing method of same, including an optical system 110 and an imaging element 120 forming a first order image and an image processing device 150 forming the first order image to a high definition last image, wherein a control device 200 detects stop information and controls a switching unit 140 so as to input a dispersed image signal of an object captured by the imaging element 120 via an AFE 130 to the image processing device 150 and input a dispersion-free restored image signal to a camera signal processing unit 160 when not closing the stop down to a predetermined value, while directly input the dispersed image signal of the object captured by the imaging element 120 via the AFE 130 to the camera signal processing unit 160 without passing through the image processing de

Abstract: An image sensor captures an image formed through an optical system and includes a plurality of types of imaging pixels with spectral sensitivity characteristics different from one another, two dimensionally disposed in a predetermined array. The image sensor includes a plurality of focus detection pixel rows that are disposed so as to occupy part of the predetermined array and extend along a plurality of directions intersecting each other, each made up with a plurality of focus detection pixels set along one of the plurality of directions, and the focus detection pixel rows are used to detect a focusing condition of the optical system. A focus detection pixel occupying a position at which the focus detection pixel rows intersect is set at a position equivalent to a position of an imaging pixel with specific spectral sensitivity characteristics corresponding to imaging pixels disposed with a highest level of density in the predetermined array.

Abstract: A solid-state imaging apparatus including: a pixel section where a plurality of pixels each containing a photoelectric conversion device are formed into an array; a retaining circuit for retaining one or the other of a reset signal and a light signal of the signals from the pixel; and an AD converter, the AD converter includes: a delay circuit having two input signal terminals to one of the input signal terminals of which the signal retained at the retaining circuit is inputted and to the other one of the input signal terminal of which the other signal not retained at the retaining circuit is inputted, said delay circuit having delay devices connected into a multiple of stages for giving to a running pulse a delay amount corresponding to the extent of a difference between the signals inputted to said one and the other input signal terminals; and an encoder for sampling and encoding a running position of the pulse at every predetermined timing to generate a digital value corresponding to the difference between

Abstract: A zoom lens is provided with comprising a plurality of lens groups including, in order from an object, a first lens group G1 having positive refractive power, a second lens group G2 having negative refractive power, a third lens group G3, and a fourth lens group G4, upon zooming from a wide-angle end state W to a telephoto end state T, a distance between the first lens group G1 and the second lens group G2 increasing, a distance between the second lens group G2 and the third lens group G3 decreasing, and the most image side lens group among the plurality of lens groups moving along an optical axis with a trajectory having convex shape facing the object side, and given conditional expressions being satisfied, thereby excellently correcting chromatic aberration in a farther away shooting range, capable of having excellent optical performance with being compact.

Abstract: Example embodiments relate to a transflective display apparatus using dielectrophoresis and a method of manufacturing the transflective display apparatus. The display apparatus may include a display panel; a backlight unit providing the display panel with light for forming an image; and a reflective plate arranged under the backlight unit. The reflective plate may reflect external light incident thereon via the display panel back to the display panel. The display panel may include a plurality of pixel areas transmitting or blocking light using dielectrophoresis.

Abstract: A solid-state imaging apparatus including a plurality of pixels, each pixel containing a photoelectric conversion section; an accumulation section; a transfer section; an amplification section; and a reset section for resetting the accumulation section; the pixel section having output signal lines provided column by column onto which the pixel signal is outputted, connected to the other end of a constant current supply having one end grounded; and a control section where, of a first one of the pixels and a second one of the pixels connected to the same one output signal line, taking the first pixel as one of the pixels subject to reading of pixel signal conforming to the incident light and the second pixel as non-subject one of the pixels set in accordance with a location of the first pixel, an output from the second pixel onto the output signal line is used at the time of outputting of the pixel signal from the first pixel onto the output signal line to effect control so that an electric potential difference

Abstract: The solid-state imaging device includes: a first node for receiving a first signal from outside the solid-state imaging device; a second node for receiving a second signal from outside the solid-state imaging device; a test signal selection circuit for outputting the first signal received at the first node and the second signal received at the second node as a test signal by switching between the first and second signals at desired timing; and a test signal input circuit for supplying the test signal from the test signal selection circuit to an input of the A/D converter.

Abstract: An image processing system including: a CCD which outputs an image signal; an edge extraction unit which extracts an edge signal from the image signal; a false edge estimation unit which estimates an edge signal that arises due to noise components based upon the image signal; an edge correction unit which corrects the edge signal by performing coring processing based upon the edge signal that arises due to noise components; and an edge enhancement unit which performs enhancement processing on the image signal based upon the edge signal thus corrected.

Abstract: Provided is an image sensor that may reduce the number of external terminals for downsizing of a chip, generate a write signal (RE) of a Y address with one pulse, and employ an external circuit having the same configuration as that of the conventional example. The image sensor uses an X-Y address scanning system in a pixel element matrix, and includes: a register latch that sets a Y address for selection of a row according to a write signal; a Y address register that decodes a Y address data from the register latch to output a Y address signal for selection of the row in the pixel element matrix; and an X address control unit that generates an X address signal for selection of a column.

Abstract: If a horizontal skipping operation is performed and operations are performed on the basis of the signals severally held in a plurality of register circuits in a solid-state imaging apparatus including an AD converting circuit in each column to perform the arithmetic processing of a digitized signal, then the AD converters and the register circuits in the columns to be skipped, that is, not to be read out become the state of not participating in the operations, and there is room for an examination in the aspect of the utilization efficiency of the circuits. A unit for connecting a register circuit in a certain column to a register circuit in another column is provided to the solid-state imaging apparatus.

Abstract: A single focus wide-angle lens module includes a fixed aperture diaphragm, a first lens, a second lens, a third lens and a fourth lens arranged from an object side to an image side in a sequence of: the first lens, the diaphragm, the second lens, the third lens and the fourth lens. The first lens has a concave surface on the image side and at least one aspheric surface. The second lens has a positive refractive power, a concave surface on the object side and at least one aspheric surface. The third lens has a meniscus shape, a negative refractive power, a concave surface on the object side and at least one aspheric surface. The fourth lens has a positive refractive power, a convex surface on the object side and at least one aspheric surface.

Abstract: Disclosed herein is a zoom lens formed by arranging a first lens group having a negative refractive power, a second lens group having a positive refractive power, and a third lens group having a positive refractive power in order from an object side to an image side, wherein at a time of varying power from a wide-angle end to a telephoto end, the first lens group is moved, the second lens group is moved to the object side, and the third lens group is moved to the image side such that an air interval between the first lens group and the second lens group is decreased and such that an air interval between the second lens group and the third lens group is increased.