116results about How to "Brighter image" patented technology

A wearable display system, such as a Head Mounted Display, having a display engine producing light, preferably linearly polarized light, which defines a synthetic image that is relayed to a wire grid polarizing combiner which overlays the synthetic image onto a real image of an object of the outside world, and wherein the real image is contemporaneously viewed through the wire grid polarizing combiner by the wearer of the system. The wire grid polarizing combiner can be curved in at least one axis, and preferably two axis such that optical power is added to the wire grid polarizing combiner.

Optical systems that provide for simultaneous images and spectra from an object, such as a tissue sample, an industrial object such as a computer chip, or any other object that can be viewed with an optical system such as a microscope, endoscope, telescope or camera. In some embodiments, the systems provide multiple images corresponding to various desired wavelength ranges within an original image of the object, as well as, if desired, directional pointer(s) that can provide both an identification of the precise location from which a spectrum is being obtained, as well as enhancing the ability to point the device.

A projection display system includes a light source emitting a light beam, and a reflecting mirror system for scanning the light beam over an image to illuminate the image. The light source can be solid state such as a laser diode. The reflecting mirror system can be one or more MEMS scanning mirrors that rotate to raster scan the light beam over the image. The image can be an advertisement located on a wall, a screen, a sign, or a billboard. The image can also be a semi-transparent image that is projected onto a medium to produce a larger image.

Video processing techniques and pipelines that support capture, distribution, and display of high dynamic range (HDR) image data to both HDR-enabled display devices and display devices that do not support HDR imaging. A sensor pipeline may generate standard dynamic range (SDR) data from HDR data captured by a sensor using tone mapping, for example local tone mapping. Information used to generate the SDR data may be provided to a display pipeline as metadata with the generated SDR data. If a target display does not support HDR imaging, the SDR data may be directly rendered by the display pipeline. If the target display does support HDR imaging, then an inverse mapping technique may be applied to the SDR data according to the metadata to render HDR data for display. Information used in performing color gamut mapping may also be provided in the metadata and used to recover clipped colors for display.

A wearable display system, such as a Head Mounted Display, having a display engine producing light, preferably linearly polarized light, which defines a synthetic image that is relayed to a wire grid polarizing combiner which overlays the synthetic image onto a real image of an object of the outside world, and wherein the real image is contemporaneously viewed through the wire grid polarizing combiner by the wearer of the system. The wire grid polarizing combiner can be curved in at least one axis, and preferably two axis such that optical power is added to the wire grid polarizing combiner.

The present invention provides a color filter which is more durable than a dye-type color filter and also has green pixel portions which exhibit a bright green color having a strong yellowish tinge when used in a liquid crystal display device using a three-band lamp having a main emission line of green light of about 545 nm as a light source, thus enabling the liquid crystal display device to display bright images even when using a backlighting light source having a low intensity. This color filter comprises green pixel portions which (1) contain a halogenated metal phthalocyanine dye wherein 8 to 16 halogen atoms are bonded to benzene rings in one phthalocyanine molecule, and (2) exhibit maximum transmittance at a wavelength within a range from 520 nm to 590 nm with respect to the transmission spectra of the entire range of visible light.

Optical systems that provide for simultaneous images and spectra from an object, such as a tissue sample, an industrial object such as a computer chip, or any other object that can be viewed with an optical system such as a microscope, endoscope, telescope or camera. In some embodiments, the systems provide multiple images corresponding to various desired wavelength ranges within an original image of the object, as well as, if desired, directional pointer(s) that can provide both an identification of the precise location from which a spectrum is being obtained, as well as enhancing the ability to point the device.

A liquid crystal display apparatus includes a liquid crystal layer which is disposed in a gap between first and second substrates with long axes of liquid crystal molecules being aligned in one direction, in substantially parallel to substrate surfaces. A plurality of thin film transistors are arranged in row and column directions on an upper side of the first substrate. Pixel electrodes are provided on the upper side of the first substrate to be electrically connected with the thin film transistors. A common electrode is formed on the upper side of the first substrate between the substrate and the liquid crystal layer to correspond to the pixel electrode through an insulating film, and generates an electric filed which controls an alignment direction of the liquid crystal molecules in a plane substantially parallel with the substrate surfaces between itself and the pixel electrode.

In one embodiment of the invention, a stereophonic display device is provided. The stereophonic display device includes a pixel unit including a plurality of subpixels, wherein the subpixels include at least two right eye subpixels and two left eye subpixels, a barrier with a plurality of apertures formed on the pixel unit, wherein the smallest distance between the locations of the apertures projected onto the pixel unit and boundaries of the pixel unit is equal to or greater than a quarter of the width of the pixel unit, and a display image processor controlling the pixel unit rendering of the right eye subpixel block and the left eye subpixel block sequentially.

An elliptical polarizer with excellent viewing angle characteristics is provided which comprises at least a first polarizer, a first optical anisotropic layer, a second optical anisotropic layer, and a third optical anisotropic layer, laminated in this order, wherein the first optical anisotropic layer satisfies [1] 50≦Re1≦500, the second optical anisotropic layer satisfies [2] 0≦Re2≦20 and [3]−500≦Rth2≦−30, and the third optical anisotropic layer satisfies [4] 100≦Re 3≦180 wherein Re and Rth indicate the retardation values in the plane and thickness direction, respectively, of each of the optical anisotropic layers.

An inexpensive light emitting device capable of displaying a bright image and an electric appliance using the light emitting device. In the light emitting device having a pixel portion and a driver circuit formed on one insulating member, all of semiconductor elements for the pixel portion and the driver circuit are formed by n-channel semiconductor elements, thereby enabling the manufacturing process to be simplified. Each of light-emitting elements provided in the pixel portion emits light in such a direction that most of the light travels away from the insulating member, so that substantially the whole of the pixel-forming segment electrode (corresponding to a cathode of an EL element) is formed as an effective light-emitting area. Therefore, a low-priced light-emitting device capable of displaying a bright image can be obtained.

A projection screen and a method for manufacturing the same providing clear images regardless of the brightness of the environment where the projection screen is used. A projection screen according to the present invention is a projection screen (1) for displaying an image by projecting light from a light source (11). The projection screen (1) includes an optical thin film (3) composed of dielectric multilayers having high reflectance for light in particular wavelength ranges and high transmittance for at least visible light except the light in the particular wavelength ranges. The thickness of each of the dielectric multilayers composing the optical thin film (3) is determined by simulation based on a matrix method. With the thus constructed projection screen of the invention, the optical thin film (3) serves as so-called a band-pass filter. More specifically, the optical thin film (3) functions as a band-pass filter which reflects light of the particular wavelengths and substantially transmits the light except the light of the particular wavelengths, thereby separating incident light.

A projection type image display device is formed including projecting means for projecting an image onto a screen for image display by scanning laser light. The laser light includes a plurality of laser beams. The projecting means irradiates a substantially identical position on the screen with the plurality of laser beams with a time difference. An image signal applied to each of the laser beams has a time difference such that a preceding laser beam is delayed with respect to a succeeding laser beam so as to correspond to the time difference in irradiation.

An element substrate is provided with a substrate; a pixel electrode; a light shielding layer which is disposed between the substrate and the pixel electrode and has an opening in an area overlapping with the pixel electrode; a TFT that is disposed between the light shielding layer and the pixel electrode has a channel area which is disposed in an area overlapping with the light shielding layer; a light shielding layer that is disposed between the TFT and the pixel electrode and has an opening in an area overlapping with the pixel electrode; a micro lens that is disposed between the substrate and the light shielding layer and disposed in an area overlapping with the pixel electrode; and a micro lens that is disposed between the light shielding layer and the pixel electrode and disposed in an area overlapping with the pixel electrode.

An organic electroluminescence type display apparatus of top emission type, in which a thin film transistor (TFT), a flattening film made of organic resin and an organic EL element, in which at least an anode, an electroluminescence layer and a cathode are laminated on the flattening film in this order, are formed in each picture element in a display region on a substrate. The anode is composed of at least two layer film including an aluminum (Al) alloy film containing as a impurity at least one of transition metals of the eighth group of 3d into Al and including a light transmitting conductive oxide film laminated on the Al alloy film.

A projection zoom lens system that is suited to a projector with a DMD is provided. The zoom lens system includes a fixed fifth lens group that is positioned on the light modulator side and is used as the field lens that transmits the illuminating light and the projection light and a first lens group for focusing that is fixed during zooming, and is constructed of five groups arranged in negative, positive, positive, negative, positive order from the screen side. The third lens group moves significantly during zooming as a variator, the second and fourth lens groups travel only so small distances as compensators but can correct various aberrations so well. Therefore, the movement of the fourth lens group that is the entrance pupil for the projection light outputted from the light valve is small, so that the active projection light is efficiently taken in and a projection zoom lens system that can project bright, clear images can be provided.

A video endoscopic device has a camera head and two parallel optical arrangements, each with optical components, arranged coaxially with one another along a common first optical axis of the optical components of a respective optical arrangement and in the interior of an endoscope shaft. The optical components transmit an optical image from a distal end of the respective optical arrangement to a proximal end of the respective optical arrangement. The camera head contains at least one image sensor comprising a recording plane and at least two projection objectives, each having a second optical axis and arranged to project an image onto the image sensor. The optical arrangements comprise a collimating optical unit for generating an at least approximately parallel beam path at the outlet of the respective optical arrangement. The respective collimating optical unit has a third optical axis arranged coaxially with the optical components of the optical arrangements.

The image of a subject obtained by photography is displayed on a display unit provided on a digital still camera. The user designates a zoom area and magnification on the displayed image of the subject. The illumination angle of a strobe light-emission unit is controlled in such a manner that a position on the subject that corresponds to the center of the designated zoom area is illuminated with strobe light. The zoom image thus obtained is brightened in emphasized fashion by the strobe light-emission unit.

An image correction apparatus which corrects blurring generated by the traveling of a vehicle in the captured image, including: a camera which captures an image of front of a vehicle continuously; mobile vector calculation means of calculating a mobile vector in an image of each object based on a position of an object in each image continuously captured by the camera; and blurring correction means of correcting blurring of the image captured by the camera using the mobile vector calculated by the mobile vector calculation means.

A liquid crystal display apparatus comprises: a liquid crystal display panel including a liquid crystal cell between a first polarizing plate and a second polarizing plate; and a surface light source device having a light source unit and a light guide plate. In a polarized light output from the light guide plate, when the normal direction of a light output surface is defined to be at a polar angle of 90°, and the light guiding direction of the light guide plate is defined to be a direction of an azimuth angle of 0°-180°, a ratio La / Lt of integrated intensity La of output light in ranges where the polar angle is 50° to 80° and the azimuth angle is 135° to 225°, 0° to 45°, and 315° to 360° to integrated intensity Lt of total output light is 0.3 or more.

A compact two-group zoom lens that corrects aberrations in the visible and the near infrared regions and that provides a comparatively high zoom ratio includes, in order from the object side, a first lens group of negative refractive power and a second lens group of positive refractive power. The first lens group includes, in order from the object side, first and second negative meniscus lens elements having convex surfaces on the object side, a biconcave lens element, and a positive lens element. The second lens group includes, in order from the object side, a positive lens component which may be a lens element, a negative / positive doublet component, and a negative lens component which may be a lens element. Aspheric lens surfaces are disclosed. Certain conditions are satisfied to control aberrations in both the visible and the near infrared and to ensure a sufficient back focus distance.

A comparatively low f-number, compact two-group zoom optical system that corrects aberrations in the visible and the near-infrared regions includes, in order from the object side, a first lens group of negative refractive power and a second lens group of positive refractive power. The first lens group includes three lens components that are lens elements of negative, negative, negative, and positive refractive power, respectively, in order from the object side. The second lens group includes four lens components that are lens elements of positive, positive, negative, and positive refractive power, respectively, in order from the object side. Aspheric surfaces are disclosed. Certain conditions relating to the focal lengths of the two lens groups, indexes of refraction and Abbe numbers of various lens elements, and radii of curvature of an interior lens element of the second lens group are satisfied to control aberrations in both the visible and the near-infrared regions.

An electron-emitting device is provided with improved electron emitting efficiency. An electron-emitting device includes first and second electroconductive films disposed (21a, 21b) on a surface of a substrate in opposition to each other to form a gap (8) between ends of the first and second electroconductive films. The end of the first electroconductive film includes a portion (A) the minimum distance d1 from which to the second electroconductive film (B) is 10 nm or less. Let d2 denote a minimum distance between the end of the first electroconductive film which is away from the portion the minimum distance d1 from which to the second electroconductive film is 10 nm or less by the minimum distance d1 and the end of the second electroconductive film. The relation of d2 / d1≧1.2 is satisfied.

In order to provide a screen having a projection surface on which of external light has little influence and has a large gain, as well as a projection surface that has a wide viewing angle and nature-views, the screen according to the present invention includes a directional diffusion layer for diffusing and transmitting light from a specific direction and linearly transmitting light from other directions, an isotropic diffusion layer for approximately isotropically diffusing light regardless of an incident angle thereof, and a light reflecting layer provided between the directional diffusion layer and the isotropic diffusion layer.

The invention provides a searchlight device for a recreational boat or other suitable vehicle, vessel or device, featuring a housing for mounting on the recreational boat or other suitable vehicle, vessel or device; a light arranged in the housing, responsive to a light control signal, for projecting bright illuminating light; and a low lux video camera also arranged in the housing, responsive to images in near total darkness, for providing a video camera signal containing information about the images in near total darkness, for allowing close quarter maneuvering in dim light without the need to activate the bright illuminating light so that an operator of the vehicle, vessel or other suitable device may operate safely while maintaining night vision and not impairing the vision of nearby vehicle, vessel or other suitable device.

A reflective liquid crystal display has a transparent electrode, a reflective pixel electrode provided as facing the transparent electrode with a gap, and a liquid crystal layer provided in the gap between the transparent electrode and the reflective pixel electrode. A work-function adjusting layer is provided in the gap and on the reflective pixel electrode. The entire work function of the work-function adjusting layer and the reflective pixel electrode is adjusted within ±2% of a work function of the transparent electrode. Instead of the work-function adjusting layer, the transparent electrode may be made of a material containing a specific metal so that the transparent electrode exhibits a work function within ±2% of a work function of the reflective pixel electrode.

A display panel includes a light-emitting layer, a protective layer, a reflective layer, and a reflective surface. The protective layer is deposited on an emitting side of the light-emitting layer and forms an interface with an external medium. The protective layer has a thickness that allows the light emitted from the light-emitting layer to undergo total reflection at least once at the interface in an area of the light-emitting layer. The reflective layer is deposited on an opposite side of the protective layer with respect to the light-emitting layer. The reflective surface is at a periphery of the light-emitting layer and changes the direction of the light propagating inside the protective layer emitted from the light-emitting layer.

In order to provide a screen having a projection surface on which of external light has little influence and has a large gain, as well as a projection surface that has a wide viewing angle and nature-views, the screen according to the present invention includes a directional diffusion layer for diffusing and transmitting light from a specific direction and linearly transmitting light from other directions, an isotropic diffusion layer for approximately isotropically diffusing light regardless of an incident angle thereof, and a light reflecting layer provided between the directional diffusion layer and the isotropic diffusion layer.

A clear image unaffected by the brightness of the projection environment. The projection screen according to the present invention is a projection screen for projecting thereupon narrow-band tricolor wavelength band light to display an image, and comprises an optical thin film (3) which has high reflection properties regarding the narrow-band tricolor wavelength band light, and has high transmission properties regarding at least visible wavelength band light other than the wavelength band light, on a screen base (2). With the projection screen according to the present invention configured as above, the optical thin film (3) serves as a so-called band filter. That is to say, the optical thin film (3) particularly reflects narrow-band tricolor wavelength band light and transmits light of other wavelengths, thereby functioning as a narrow-band tricolor wavelength bandwidth filter acting to separate these.