Abstract: A display panel is characterized by a pixel unit array comprising pixel units having a combination of two of, first, second and third three color pixels disposed in a first direction and a combination of two color pixels differing from the combination of the two color pixels disposed in a second direction differing from the first direction, so as to share a color pixel, the pixel units being two-dimensionally arranged at a predetermined pitch on a substrate, and a microlens array comprising a plurality of microlenses in which the pitch of the two color pixels in the first direction and the second direction is one pitch, the plurality of microlenses being two-dimensionally arranged on the pixel unit array on the substrate.

Abstract: Driving a liquid crystal display device to eliminate a residual image upon realization of a moving picture. A first signal is applied to liquid crystal pixel cells for charging thereof during a beginning of a frame. A second signal is applied to the liquid crystal pixel cells for discharging thereof during an ending of the frame. Accordingly, a residual image on a screen can be eliminated.

Abstract: Disclosed are a liquid crystal display device and a method and a circuit for driving the same.

Abstract: The terminal operation apparatus of the present invention is used for an electronic conference and the like, in which an operated terminal having a shared screen is remotely operated through a network, the amount of information flowing through the network is adjusted, and continuity of an operation between the operated terminal and the operating terminal is kept, whereby operability is enhanced. Timers 72 and 73 or a point information detection counter 74 are used to transmit detailed point information with a decreased thinning ratio to the operated terminal for a predetermined period of time after the point information is inputted. A thinning ratio is set in accordance with a pointer movement speed and priorities (the order of connection, a CPU use ratio, whether or not an operation authority is obtained, etc.) among operators.

Abstract: A liquid crystal display driving circuit is provided with a first amplifier unit, a second amplifier unit, a first bias voltage source, a second bias voltage source, and a bias switch. The first amplifier unit receives a &ggr; corrected negative type image signal or a &ggr; corrected positive type image signal. The second amplifier unit receives the positive type image signal when the first amplifier unit receives the negative type image signal or the negative type image signal when the first amplifier unit receives the positive type image signal. The first bias voltage source generates a first bias voltage. The second bias voltage source generates a second bias voltage. The bias switch applies the first bias voltage to the first amplifier unit when the second bias voltage is applied to second amplifier unit or the second bias voltage to the first amplifier unit when the first bias voltage is applied to the second amplifier unit.

Abstract: In a display system and a display control method according to the present invention, a display specification data, which represents specifications of a display unit, is detected. A layout data of a document data is detected, the layout data being integrally stored with the document data and representing a page layout of data elements of the document data that are displayed on the display unit. The display unit is controlled such that the document data is displayed on the display unit in conformity with the detected display specification data and the detected layout data.

Abstract: A display apparatus for displaying images based on signals received from a host. The apparatus includes a determining means for determining an interface type of the host, a plurality of storage means each storing specification information relating to display for one of interface types to be connected, and an output means for outputting, from one of the storage means to the host, the specification information corresponding to the interface type determined by the determining means.

Abstract: In order to improve expressiveness of a template, the template is generated by using editing descriptions comprising valid area information for generating a composite image by using the template, an image layout command for specifying an image to be laid out in the valid area, and an image processing command for specifying the content of image processing to be carried out on the composite image and for specifying an area in which the processing is carried out. A composite-image generating apparatus generates the composite image based on the editing descriptions of the template.

Abstract: A correlative real-time audio assisted instructional method is applicable to an object (such as book or object of daily lives) for learning, It utilizes a label and a recognition device, The label contains index of sound information. The recognition device can read the label and generate sound information to achieve a real-time instruction. Sound information, such as question or answer of objects or music, are correlatively singly arranged or linked into a series for user to use the recognition device tracing the labels and learn. This multiple layer, correlative real-time instruction method will increase the fun and efficiency of learning, especially for little children.

Abstract: A graphic user interface for entering a new file directory on a computer uses a single file navigation dialogue window that displays a user selectable list of predetermined default directories, user-defined directories, and previously used directories. The user uses a single action to navigate among the directories listed in the single file navigation window.

Abstract: A creation method and transmission method for images or the like are provided that allow a user to create images, characters, etc. freely by a computer in a network and are capable of transmitting the created image information without imposing a heavy burden on the network and local terminals. Images and characters are created as desired by controlling parametric curves on the network using the JAVA language and by interactively creating parameterized images and characters. Further, the shape, size, quantity, arrangement, orientation, color, etc. of the images and characters are varied as desired by using parameters. The parameterized images and characters are transmitted over the network.

Abstract: An apparatus generating a closed-loop periodic motion data from open time-series motion data given for moving a multi-joint rigid body object, and comprising an open periodic motion generating unit for making local movements of a multi-joint rigid body object periodic and generating an open periodic time-series motion data, a closed-loop motion generating unit for reading out the position data of the whole object among the open periodic time-series motion data, generating the position data of the whole object made its motion closed-loop, replacing the position data of the whole object among open periodic time-series motion data stored in a storage unit with the generated data, and storing the generated data in the storage unit.

Abstract: A substrate for liquid ejection includes a built-in energy generating element for generating thermal energy, a built-in electrode wiring portion for supplying an electric signal to the energy generating element, and a built-in temperature detecting element for detecting a temperature of the substrate.

Abstract: A thermal transfer printing device, i.e. thermal printer, includes a printing film saving system wherein the print head is lifted during media advancement so that the print film is not advanced during media advancement, and further includes an associated arrangement for tensioning of the print media during printing and print head lifting operations so that the print media maintains print registration and the printing film does not pull upwardly when the print head is lifted. Single print station (monochrome) and multiple print station (color) embodiments are disclosed. Forward tensioning is accomplished by the use of a feed drive positioned forwardly of the single print station in the monochrome embodiment, or forwardly of the last print station in the color embodiment. The feed drive comprises a nip that pulls the print media through the print stations. In the color embodiment, rearward tensioning is accomplished by the print media supply roll, or further upstream by adjacent print stations.

Abstract: The present invention concerns a printer for recording an image on a recording material by using a reflecting device such as a digital micro-mirror device or a D-ILA device. The printer includes a light source to emit irradiation light; a reflecting device to reflect the irradiation light, the reflecting device being integrated with a plurality of micro-reflectors, which are arrayed in two-dimensional directions of rows and lines, and each of which is independently controllable to vary a reflection angle of the irradiation light emitted from the light source; a light splitter to split reflection light reflected by the reflecting device; a light guide to guide the reflection light, split by the light splitter, to a predetermined position on the recording material; and a conveying device to move the recording material in a predetermined direction.

Abstract: A host computer includes a device driver which is adaptive to a digital camera and has a storage driver function for writing/reading image data representative of a still picture in/out of the camera by bulk transfer, an image driver function for receiving image data representative of a moving picture from the camera by isochronous transfer, an audio driver function for receiving speech data from the camera by isochronous transfer, and an operation driver function having operation commands on the shooting operation of the camera. During an electronic conference the host can receive image data representative of a moving picture and speech data as well as, if necessary, image data representative of a still picture prepared beforehand from the camera. The host also can receive image data representative of a new still picture taken during the conference from the camera.

Abstract: A compact light source for an optical color correction system selectably removes under electronic control zero, one, two, or all three primary color components from an input beam of white light. The system polarizes the input beam linearly and passes it through three filter assemblies. Each filter assembly comprises a half-wave plate whose optic axis may be rotated between two different positions under electronic control and a colored polarizer. With the optic axis in one position, the half-wave plate passes the incoming polarized light unaltered. With the optic axis in a second position, the half-wave plate rotates the incoming polarized light. The colored polarizer removes a primary color component only when the light passing through it is polarized along its principal axis, and passes the incoming light unaltered when that light is polarized along the orthogonal axis.

Abstract: A digital camera in which two recording media such as memory cards may be mounted, wherein when an image 211 is reproduced in the monitor 21 on the rear side of the camera, the card name 212 for the memory card in which the data for the image 211 is recorded, as well as the image number 213, are also displayed. Further, by deeming the first image data item in the other memory card as the image data item following the last image data item in one memory card, all image data items recorded in both memory cards are handled as if they were recorded in a single large-capacity memory card. Consequently, the user may easily determine the memory card from which the displayed image was read, and at the same time, erroneous operation may be prevented, and accurate handling of the image data may be realized.

Abstract: This portable terminal comprises a main unit having a microphone, a key operation unit, and a radio sending/receiving function of image and sound, a rotation axial unit having a video camera and an operation dial, an image display unit with a touch panel capable of displaying an image taken by the video camera, a received image and a screen for input operation, and a flip unit having the image display unit, a CCD camera, a speaker and an operation button. The rotation axial unit further includes an opening/shutting axis for connecting the main unit and the flip unit in a mutually rotatable way and a rotation axis for connecting the flip unit in a way of rotating the flip unit across the above rotation in the horizontal direction, and when the flip unit is opened and rotated across, it is used as a video camera with a monitor.

Abstract: An imaging device has both ends fixed to a metallic belt installed on two pulleys. A controller reversely turns a stepping motor to restore the imaging device to a position of origin and then a height sensor calculates the number of pulses according to imaging distance sensed. The controller rotates the motor in a forward direction to linearly transport the imaging device in a direction beginning at the origin position to stop the imaging device at a focused point. An autofocus operation can be achieved under feedforward control. This leads to a high-speed control operation, and the positioning can be conducted with high precision. The autofocus operation can be achieved at a high speed with high precision.

Abstract: The present invention is directed to obtaining an image having predetermined brightness, while making the degradation of the image as little as possible. A distance (an irradiation distance d) at which a predetermined amount of reflected light can be obtained is obtained from the guide number Gn of a strobe and the f-stop value F (the focal distance f of a zoom lens). When the strobe is used, it is judged whether or not a subject is positioned within the irradiation distance d. When the irradiation distance d of the strobe is shorter than the distance to the subject, that is, the subject is beyond the irradiation distance d of the strobe, an imaging signal is amplified than usual.

Abstract: One frame of an image having 1312 pixels in the horizontal direction thereof is divided into 192 pixels at a time in the horizontal direction to obtain a plurality of image areas. The one frame of image data is subjected to synchronization processing repeatedly using a line memory that is capable of storing 192 pixels of data.

Abstract: An protective film and a resin layer are stacked on an insulation substrate on which a TFT is formed, and after a contact hole is formed in the resin layer, the protective film below the contact hole is etched and removed. A pixel display electrode is allowed to contact a drain electrode at the area of the contact hole; thus, a liquid crystal display is formed. A cut-out section, which communicates with the lower layer is formed in the drain electrode in the area of the contact hole. Upon forming a TFT section island-shape semiconductor layer so as to provide a TFT, a hole section island-shape semiconductor layer is also formed in the area of the contact hole. With this arrangement, it is possible to provide a manufacturing method of a liquid crystal display which can avoid the occurrence of a step discontinuity in the pixel display electrode and the subsequent disconnection in the pixel display electrode.

Abstract: A VA (Vertical Aligned) type active-matrix liquid crystal display capable of stabilizing a boundary position between divided areas (alignment areas). The liquid crystal display comprises a TFT (thin film transistor) substrate including a pixel electrode provided for each pixel and a driving element such as a TFT provided for each pixel electrode, an opposite substrate disposed opposite to the TFT substrate and including an opposite electrode, and a liquid crystal layer sandwiched between the TFT substrate and the opposite substrate. Each pixel electrode has a recess in groove shape formed therein. The pixel electrode preferably has a generally rectangular shape. The recess is provided such that it extends from one of a pair of opposite sides of the pixel electrode to the other to divide the pixel electrode into two parts.

Abstract: There is provided a liquid-crystal display device having a transmission type liquid-crystal display panel including a liquid-crystal cell, a light source disposed on at least one side surface of the liquid-crystal display panel, and an optical path changing sheet disposed on a back side opposite to a visual side of the liquid-crystal display panel and having optical path changing slopes. Incident light from the light source is reflected toward the visual side of the liquid-crystal display device.

Abstract: A hybrid type display apparatus capable of maintaining color purity in a case of transmission mode display, and improving lightness of color in a case of reflection mode display is provided. This hybrid type display apparatus is comprised of: a pair of substrates comprising a first substrate on a front side and a second substrate on a rear side, disposed in opposite directions spaced apart from each other; a first electrode provided on an internal surface of the first substrate; a second electrode provided on an internal surface of the second substrate; a color filter provided on the first substrate, aligned with a pixel in a portion between the first electrode and the second electrode spaced apart in the opposite directions from each other; a liquid crystal layer interposed between the first and the second substrates; and a reflection layer provided on the second substrate.

Abstract: A vertically aligned type liquid crystal display includes a liquid crystal layer disposed between a pixel electrode and a common electrode and containing vertically aligned liquid crystal molecules, the orientation of the liquid crystal molecules being controlled by electric field. An orientation control window is formed in the common electrode located opposite to the pixel electrode and an aspect ration, i.e., a vertical to horizontal length ratio of the pixel electrode is set to at least 2. Alternatively, the pixel electrode is partitioned into at least two electrode regions that each region represents a divided pixel electrode. An orientation control window is formed in the common electrode so as to correspond to each divided pixel electrode, an aspect ratio of each divided pixel electrode is set to at least 2. As such, the influence at the edge sections of the pixel electrode is reduced, viewing angle characteristic and transmittance are improved, and average response time is shortened.

Abstract: A liquid crystal display apparatus has a drive substrate and a facing electrode substrate superimposed and joined each other via spacers and seal materials, wherein the drive substrate carries drive devices for driving liquid crystal material, the facing electrode substrate carries facing electrodes facing to the drive devices. Liquid crystal material is injected between the drive substrate and the facing electrode substrate. The seal materials include an outer seal formed along outer periphery of the drive substrate and the facing electrode substrate and inner seals formed inside of the outer seal, and a space between the out side part of an effective picture element area having drive devices and an inside portion of the outer seal facing to the effective picture element area or an inside portion of the inner seal can be formed in approximately uniform.

Abstract: A reflection-type liquid crystal display device includes upper and lower substrates which respectively have upper and lower electrodes, the upper and lower substrates being arranged in parallel with the upper electrode facing the lower electrode, and a liquid crystal layer sandwiched between the upper and lower substrates, the upper substrate being transparent and having protruding portions adjacent to the liquid crystal layer, each protruding portion having a surface downwardly inclined to defined a prism, the lower substrate having light reflection portions and light absorption portions, wherein when an electric field is applied to the liquid crystal layer, incident light into the upper substrate is selectively directed to the light reflection portions and the light absorption portions by means of the protruding portions and the liquid crystal layer.

Abstract: A liquid crystal display and a method of fabricating such a liquid crystal display wherein a buffer layer having a hydrophilic property is formed at normal (atmospheric) pressure on the exposed surface of a hydrophobic organic passivation layer. The buffer layer improves the adhesion between an exposed surface and a subsequently formed electrode layer. The buffer layer is beneficially formed from an oxide layer that is induced on the surface of the buffer layer using UV radiation having a wavelength of 100 to 200 nm. Such a buffer layer can eliminate vacuum fabrication and shorten the fabrication time of the liquid crystal display.

Abstract: A method of fabricating an LCD panel is provided, which forms a uniform gap between a pair of transparent substrates over the whole display area, provides high display quality, and decreases the contamination level to liquid crystal of sealing material.

Abstract: A lens pad is provided for use on a lens clamp. The lens pad comprises a lens-engaging surface which, in turn, has a lens-facing recess located substantially centrally thereon. The lens-engaging surface thus is annular. Alternatively, the lens-engaging surface is more resilient toward a center thereof than toward a periphery thereof. Forces exerted by the lens pad against a surface of a lens when the lens pad is pressed against the surface therefore are less concentrated than such forces would be if the lens-engaging surface had no recess or variation in resiliency. Also provided is a clamp pad assembly. The clamp pad assembly includes a lens pad and a rotatable body for rotatably connecting the lens pad, at least indirectly, to a clamp arm. The clamp pad assembly also may include a swivel member which is pivotally mounted to the rotatable body for rotation therewith and for pivoting with respect thereto, in which case, the lens pad is mounted to the swivel member for rotation and pivoting therewith.

Abstract: There is provided a reflecting mirror for use in a rear projection display and so on, comprising a glass substrate at least one surface of which is polished to have a predetermined surface waviness (0.05 &mgr;m or less on the measurement condition that the cut-off value is 0.8 mm to 8 mm), and a reflecting film which is formed on the polished surface of the glass substrate by film-forming in order of aluminum (Al), magnesium fluoride (MgF2) and titanium dioxide (TiO2). As a result, it is possible to obtain a reflecting mirror wherein any pattern of light and shade in an image projected on a screen which occurs due to the difference in light intensity resultant from irregularities in the mirror are prevented, and thereby the image quality can be improved.

Abstract: A printer prints a calibration pattern on a leading end portion of a roll of recording paper when the recording paper is loaded in the printer. A cutter cuts the leading end portion off the recording sheet so as to make an end edge rectangular to side edges of the recording sheet. A photometric device measures densities of the printed calibration pattern, and a system controller derives correction values for correcting density or color from the measured densities. After the calibration process, an image is printed in an image recording area on the recording paper following the leading end portion. For a printer that prints an image on a cut sheet recording paper, a calibration pattern is printed on a margin outside an image recording area. After densities of the calibration pattern are measured, the margin with the calibration pattern is cut off the recording paper.

Abstract: A method and apparatus for use in respect of samples which are assessed for quality prior to testing in a clinical analyzer. The method and apparatus identify parameters such as gel level and height of fluid above the gel in blood samples, where appropriate, for the purposes of positioning the specimen for determination of interferents. Such interferents include hemoglobin (Hb), total bilirubin and lipids. These interferents are determined by measurement of absorption of different wavelengths of light in serum or plasma, or other speciments, which are then compared with values obtained through calibration using reference measurements for the respective interferents in serum or plasma or other type of specimen. Determination of temperature of the specimen, as well as specimen type, for example whether the specimen is urine or plasma or serum, may also be carried out.

Abstract: Disclosed are a method and apparatus which determine the authenticity of a paper sheet with high precision by optically detecting a pattern printed on the paper sheet. A paper sheet optical identification method and apparatus detect optical characteristics of a paper sheet and determine the authenticity of the paper sheet based on the optical characteristics by radiating lights of at least two different wavelengths at a predetermined position on the surface of said paper sheet; detecting at least one of color coefficient, brightness, and chromaticity, of light which has permeated through said paper sheet or light which has been reflected from the surface of said paper sheet; calculating the ratio of at least one of color coefficient, brightness, and chromaticity of said light at each of said wavelengths; and determining the authenticity of said paper sheet according to whether said ratio exceeds a reference.

Abstract: A receiver serves to determine a position in relation to a surveying leveling instrument emitting at least two light beams, one light beam rotating at least partially about an approximately horizontal axis and the other light beam rotating at least partially about an approximately vertical axis. The receiver has two receiving regions, i.e. one for each of the two light beams. The receiving regions preferably consist of two rows of light-sensitive elements, for example photocells, intersecting at a center. An additional element in each case is provided upstream of the receiving regions in the direction of passage of the light beam. As a result of this, one of the two receiving regions can either be switched on or off in each case, so in each case only the light beam associated with a receiving region is detected and/or displayed. The receiving device has LED displays arranged in accordance with the receiving regions of the receiver.

Abstract: An image reading device is provided in which processing of magnetic information and image reading can be carried out efficiently, and parts can be arranged highly efficiently in terms of space. By conveying an APS film in a pull-out direction, magnetic information is read by a magnetic head, and an image frame is prescanned by a line CCD. Next, the APS film is conveyed in a take-up direction, and fine scanning is carried out by the line CCD and magnetic information is written by a magnetic head. In this way, because writing of magnetic information can be carried out during conveying for fine scanning, processing time can be shortened. Moreover, because a distance between the magnetic head and the line CCD is not restricted, the magnetic head and the line CCD can be disposed at positions which are efficient in terms of space.

Abstract: The present invention discloses an apparatus for suppressing stimulated Brillouin scattering and the method thereof that a threshold fiber input power is raised in order to prevent loss of an inputted light by stimulated Brillouin scattering being generated in a case that a signal having a strong intensity is inputted to the optical fiber and so a light signal having more strong intensity can be inputted to the optical fiber. The apparatus for suppressing the SBS includes a plurality of first transmission unit, each of which has a wavelength separation, for transmitting information signals through a signal channel; and a second transmission unit for generating and transmitting a supervisory signal of which a modulation frequency and an intensity generates a phase modulation to the plurality of information signals, through a supervisory channel.

Abstract: The present invention discloses a low-cost light source for optical transmission systems and optical networks based on wavelength-division multiplexing (WDM) technology. A light source in accordance with the present invention is implemented by externally injecting a narrow-band incoherent light into a Fabry-Perot laser diode (F-P LD). After injection of narrow-band incoherent light, the output of F-P LD becomes wavelength-selective rather than multi-mode and the output wavelength of F-P LD coincide with the peak wavelength of the injected incoherent light.

Abstract: An chromatic dispersion compensator according to the invention is composed of a wavelength converter for converting a wavelength of a lightwave carrying an input signal into a conversion wavelength, a wavelength dispersion medium for giving different chromatic dispersion according to each wavelength to optical signal of the conversion wavelength output from the wavelength converter, a photodetector for converting optical signal of the conversion wavelength output from the chromatic dispersion medium into an electric signal, and a controller for controlling the conversion wavelength for a predetermined component in the output of the photodetector. In optical receivers, input signal light is transmitted through the above chromatic dispersion compensator and then demodulated into a data.

Abstract: A multi-beam scanning optical system includes a light source having a plurality of light-emission points, an incident optical system for guiding a plurality of light beams emitted from the light source to a deflector, a scanning optical system for forming the plurality of light beams reflected/deflected by the deflector into images on a scanned surface, and a synchronization detection device in which a part of the plurality of light beams from the deflector are reflected at a predetermined angle in a sub-scanning cross-section by using a mirror to be scanned on a surface of a slit member and to be guided to a surface of a synchronization detection element via the slit member, and a timing at a scanning start position on the scanned surface is controlled by using a signal from the synchronization detection element. The slit member is positioned such that a plurality of light beams scanned on a surface of a slit opening are substantially vertically scanned on the slit opening.

Abstract: A multi-beam optical system has a beam-dividing element that divides a light beam emitted by a light source into a plurality of light beams, which are emerged therefrom at different angles, respectively. A propagation optical system, through which the divided light beams propagate, includes a plurality of curved surface mirrors, and an image-forming optical system that forms a plurality of beam spots on an objective surface by converging the light beams propagated through the propagation optical system. In such an optical system, the curved mirrors are arranged such that the affection of the mirrors on the alignment of the beam spots is accumulatively cancelled.

Abstract: A light modulating or switching array (10) having a plurality of discrete protrusions (16) formed of electro-optic material, each of which is electrically and optically isolated from each other. The protrusions (16) have defined a top face (20), a bottom face (30), first and second side faces (22, 24), and front and back faces (26,28). There are a plurality of electrodes (34) associated with each of the protrusions (16), these electrodes (34) being capable of inducing an electric field in the electro-optic material for independently modulating a plurality of light beams which are incident upon one of the faces (20, 22, 24, 26, 28, 30) of the protrusions (16). The electro-optic material may be of PLZT, or a member of any of the groups of electro-optic crystals, polycrystalline electro-optic ceramics, electro-optic semiconductors, electro-optic glasses and electro-optically active polymers.

Abstract: A light shutter device which has a plurality of light transmitting portions (light shutter elements) on a planar PLZT substrate. By applying voltages between a common electrode and individual electrodes to apply electric fields to the light shutter elements, the light shutter elements transmit and shut light individually. Suppose each of the individual electrodes faces the common electrode at a distance L and has a dimension W in a direction perpendicular to the direction of electric field, W/L>2. Suppose each of the individual electrodes has a dimension D in the direction of electric field, preferably D/L> 0.5. Further, the individual electrodes are so placed that the distance between a side of one light shutter element which extends in a direction perpendicular to the direction of electric field and each of the individual electrodes which drive the other light shutter elements is not less than 5L.

Abstract: A transflective color display having apertures in reflective electrodes through which light from a backlight (9) passes in the transmissive mode. The switching behavior for both the reflective and the transmissive mode is made identical by introducing a retardation plate (11). The transmission efficiency is further increased by using only a monochrome green mode in transmission.

Abstract: To provide a front tele-converter that may cause less aberrations and has a superior imaging quality though it has a high magnification, disclosed is a front tele-converter TC having an afocal magnification higher than 1.9, which is detachably mountable to a photo-taking lens L on its object side. The front tele-converter has, in order from the object side, a positive lens group GF having a positive refractive power and a negative lens group GR having a negative refractive power. The positive lens group GF has a positive cemented lens, the negative lens group GR has a positive lens with its convex surface facing the image side, and the lens groups fulfill a specific condition.

Abstract: A stereoscopic image photographing optical system includes a pair of front optical components of negative refractive power, a combining optical element for superposing respective optical axes of the pair of front optical components on each other, a rear optical component disposed such that the superposed optical axes coincide with an optical axis of the rear optical component, a pair of shutters capable of independently controlling amounts of transmission of light fluxes respectively entering the pair of front optical components from an object, and a pair of deflection mirrors arranged to deflect light fluxes coming from the pair of front optical components and to guide the deflected light fluxes to the combining optical element, wherein the optical system forms parallactic images in a time-series manner by causing the pair of shutters to alternately change the amounts of transmission of light fluxes respectively entering the pair of front optical components from the object.

Abstract: An optical film is disclosed which is reduced in diffuse reflection while retaining anisotropy in the scattering of a linearly polarized light and is practically usable in a light diffuser film or viewing-side polarizing film for liquid crystal displays and the like. The optical film comprises a light-transmitting resin and dispersedly contained therein minute regions differing from the light-transmitting resin in birefringent characteristics, wherein the difference in refractive index between the minute regions and the light-transmitting resin in a direction perpendicular to the axis direction in which a linearly polarized light has a maximum transmittance, &Dgr;n1, is from 0.03 to 0.5 and that in the maximum-transmittance axis direction, &Dgr;n2,is smaller than 0.03, and the diffuse reflectance of linearly polarized light in the &Dgr;n1 direction is lower than 30%.

Abstract: An optical component is produced by forming an anti-reflection film on a surface of a molding of a norbornene resin having a polar group. The anti-reflection film is composed of an equivalent film of which the overall refractive index as calculated according to a prescribed formula is 1.52 to 1.8 and that has an intermediate layer measuring 10 to 50 nm in mechanical film thickness and containing Al2O3, a first high-refractive-index layer, and a first low-refractive-index layer containing SiO2 as a main ingredient, a second high-refractive-index layer measuring 0.4&lgr; to 0.6&lgr; (where &lgr; is 480 to 550 nm) in optical film thickness and containing TiO2 as a main ingredient, and a second low-refractive-index layer measuring 0.2&lgr; to 0.3&lgr; in optical film thickness and containing SiO2 as a main ingredient. This ensures that the anti-reflection film adheres to the surface of the molding so strongly as not to exfoliate therefrom.