|
Match
|
Document |
Document Title |
|
|
7009652 |
Image input apparatus
An image input apparatus has a photoelectric converter element having a flat photosensitive surface and an image formation unit array having a plurality of image formation units arranged in an...
|
|
|
6619801 |
Projection type image display apparatus realizing three-dimensional image
A projection type image display apparatus includes a light source emitting light, a polarization device transmitting light polarized in one direction of incident light emitted from the light...
|
|
|
6568810 |
Illumination optical system and projection display apparatus incorporating the same
An illumination optical system comprises a first multi-lens array, a second multi-lens array, and a polarization conversion module. An optical modulation device of a projector is irradiated with...
|
|
|
6137535 |
Compact digital camera with segmented fields of view
A compact digital camera is formed with a lenslet array comprised of a plurality of lenslets, each lenslet has a decentration corresponding to its radial position in the lenslet array so that the...
|
|
|
5995279 |
Optical element, and taking optical system and image pickup apparatus using it
An optical element comprises a lens made of a material for shutting off all or most of light in the infrared region, and an optical low-pass filter, wherein the lens and the optical low-pass filter...
|
|
|
5592223 |
Charge-coupled device having on-chip lens
In a color CCD (charge-coupled device) imaging device where chromatic filter components are formed on sensor units functioning as pixels, respectively, and small condenser lenses are provided on...
|
|
|
5461418 |
Color image pickup apparatus provided with a diffraction type low-pass filter
In a color image pickup apparatus having an objective lens or a member for removably mounting the objective lens, an image pickup device for converting the image of an object formed by the...
|
|
|
4998800 |
Optical low pass filter
An optical low pass filter for use in an imaging device including an objective lens and a solid state image sensor forming a plurality of picture elements thereon, which filter comprises a...
|
|
|
4795236 |
Optical low pass filter utilizing a phase grating
An optical low pass filter including a phase grating, wherein the grating is implanted inwardly from the surface of a substrate, the grating having a uniform repetitive period and having a...
|
|
|
4743100 |
Optical low pass filter
An optical low pass filter used in a video camera having a solid state image sensing device and a color separating filter is disclosed, which includes a first double refraction plate being arranged...
|
|
|
4539584 |
Television camera having an optical filter
A television camera which carries out color separation by use of vertical correlation in a picture, comprises a pickup element for scanning a target, a color separating stripe filter, and an...
|
|
|
4506949 |
Diffractive color separation filter
The use of a rhomboid-shaped phase grating to derive, from polychromatic input light, plus-one, minus-one and zero diffraction order output beams each of a different independent color.
|
|
|
4477148 |
Optical low-pass filter
An optical low-pass filter is comprized of micro stripe prisms arranged on the surface of a transparent member. A transmissive medium which is of different refractive index from that of air is used...
|
|
|
4472735 |
Optical low-pass filter
An optical low-pass filter is used in a television camera which has an optical system including an iris and a color stripe filter. The optical low-pass filter comprises a base plate, and a...
|
|
|
4445136 |
Television camera having an optical lowpass filter
A television camera has an optical system including an iris, a master lens, and a color stripe filter. The television camera further comprises an optical lowpass filter provided within an effective...
|
|
|
4178611 |
Optical low pass filter
An optical low pass filter adapted for use in a single or double tube color television camera provided with an optical system including a color encoding filter for obtaining color or chrominance...
|
|
|
4101929 |
Color encoding video system with optical low pass filter
A color encoding video system such as a single or double tube color television camera has an optical grating low pass filter positioned in a plane substantially adjacent the focal plane of the...
|
|
|
4100570 |
Optical image pickup system
An optical image pickup system for reducing spurious color signals generated in an image pickup system including a stripe-shaped color separation or color encoding filter, wherein a double...
|
|
|
4093346 |
Optical low pass filter
An optical low-pass filter in the form of a rectangular wave phase grating including at least two sets of parallel phase retardation laminae, the laminae in each set being at an angle to the...
|
|
|
4079411 |
Diffractive phase filter having near field wavelength dependent focusing properties
A phase grating structure is defined in which a series of predetermined sawtooth phase delay steps has the property of focusing respective wavelength components of a spectrum of incident wave...
|
|
|
4068260 |
Combination optical low pass filter capable of phase and amplitude modulation
A combination optical low pass filter adapted for use in a single or double tube color television camera is provided with a phase retarding pattern on a transparent substrate. The pattern includes...
|
|
|
4030118 |
Color encoding camera utilizing comb filtering for color signal separation
Colored light from a scene is spatially encoded onto a photosensitive surface by a striped spatial color encoding filter assembly. The filter assembly comprises a plurality of superimposed gratings...
|
|
|
4009939 |
Double layered optical low pass filter permitting improved image resolution
A double layered optical low pass filter is provided for use in a color video system for monitoring an object scene. The optical filter is designed to optically complement a dichroic stripe filter...
|
|
|
3940788 |
Color television camera optical system
An optical system in a single or double tube color television camera for minimizing color shading, moire patterns and color beats includes along the image optical axis a phase grating low pass...
|
|
|
RE28702 |
Noninteracting lens system for a color encoding camera
In a color camera utilizing a color encoding strip filter arrangement in the optical path to separate light from an object into its component colors, an imaging system includes a noninteracting...
|
|
|
3911479 |
Color selective low pass filter
A low pass filter adapted to be used in the taking lens system of a color television camera is provided with thin transparent film stripes of a fine pitch which have the effect of causing red and...
|
|
|
3860955 |
COLOR IMAGE PICKUP DEVICE
A color image pickup device comprises a lenticular lens disposed in front of and between the image forming screen of a pickup tube and an object to be televised. A color-resolving stripe filter is...
|
|
|
3858079 |
COLOR CAMERA TUBE HAVING A COLOR STRIP FILTER
A color camera tube is provided, which comprises an improved target assembly including a color strip filter mounted on the inner surface of the transparent faceplate, a thin fibre optics plate...
|
|
|
3784734 |
COLOR IMAGE PICKUP DEVICE
A color image pickup device of the type in which the image is separated into individual colors by a striped filter and is focused on the photoelectric conversion layer of a camera tube. To avoid...
|
|
|
3763312 |
OPTICAL SYSTEM FOR PHOTOGRAPHIC FILM TELEVISING APPARATUS
An optical system for single-tube a photographic film televising apparatus in which Fourier transformation and spatial filter techniques are employed in the optical system for reproducing a...
|
|
|
3758709 |
SINGLE TUBE COLOR CAMERA WITH CROSSED GRID GRATINGS WITH ADJACENT LINE SIGNAL AVERAGING TO ELIMINATE VERTICAL SCENE MODULATION
This invention relates to a system for, and method of, reproducing a color image from a composite black-and-white image. The composite black-and-white image is formed either on an exposure or is...
|
|
|
3757033 |
SHADOWING SYSTEM FOR COLOR ENCODING CAMERA
In a color encoding camera utilizing a color encoding strip filter arrangement in the optical path to separate light from an object into its component colors, a shadowing grating arrangement is...
|
|
|
3681519 |
SINGLE-TUBE COLOR CAMERAS WITH OPTICAL SPATIAL FREQUENCY FILTERS
In a Kell-type single-tube color camera system, an optical spatial frequency filter in the form of an asymmetrical rectangular wave phase-only diffraction grating is disposed between the object...
|
|
|
3653747 |
FOCUSING DEVICE FOR COLOR TELEVISION CAMERAS
A two camera Kell type color system has a lenticular array of cylindrical lenslets of material of refractive index n 2 overlaid by a material of refractive index n 1, adjacent one camera where n ...
|
|
|
3641255 |
NONINTERACTING LENS SYSTEM FOR A COLOR ENCODING CAMERA
In a color camera utilizing a color encoding strip filter arrangement in the optical path to separate light from an object into its component colors, an imaging system includes a noninteracting...
|
|
|
3619489 |
SHADOWING SYSTEM FOR COLOR ENCODING CAMERA
In a color-encoding camera utilizing a color-encoding strip filter arrangement in the optical path to separate light from an object into its component colors, a shadowing grating arrangement is...
|
|
|
3619034 |
COLOR SEPARATING OPTICAL DEVICE
A color-separating optical device comprising a beam splitter for separating a light coming from an image pickup lens into a portion passing straight through said beam splitter and a remaining...
|
|
|
3582984 |
COLOR VIDEO SIGNAL GENERATING APPARATUS
In a color video signal generating apparatus in which an objective lens projects an image of an object to be reproduced onto the photoconductive layer of a vidicon tube, color filters having...
|
|
|
3566013 |
OPTICAL REDUCTION OF LUMINANCE TO CHROMINANCE CROSSTALK IN COLOR TELEVISION CAMERAS
In a color television camera of a type utilizing a color-encoding filter in the light path of an image pickup tube to derive signals representative of the color components of an image, crosstalk of...
|
|
|
3558805 |
COLOR SIGNAL GENERATING APPARATUS
In a color video signal generating apparatus employing a single monochrome image pickup tube, an assembly of separating lenses disposed in front of the face plate of the tube to divide a real image...
|
|
|
3530233 |
RESOLUTION CONTROL OF THE THREE PRIMARY COLOR IMAGES IN A SINGLE PICK-UP TUBE COLOR CAMERA SYSTEM
|
|
|
3461223 |
IMAGE TRANSLATION SYSTEM EMPLOYING OPTICAL FIBERS
|
|
|
3291901 |
Color television signal generating system and image pickup tube therefor
|
|
|
2907817 |
Device for simultaneously producing a plurality of television information signals
|
|
|
2884483 |
Color image pick up apparatus
|
|
|
3821795 |
Title is not available
|
|
|
3716666 |
Title is not available
|
|
|
3588326 |
Title is not available
|
|
|
3588224 |
Title is not available
|