Matches 201 - 243 out of 243 < 1 2 3 4 5


Match Document Document Title
5365353 Procedure for making copies from photographic originals  
The present invention relates to a process for making copies of photographic originals in a photographic copying machine, comprising the steps of sectionally scanning the original being copied by...
5363217 Image transfer system  
An image transferring device which consists of a light source transmitter for transmitting a collimated light beam, a light reflector positioned to intercept the collimated light beam, a motor for...
5329383 Method and apparatus for producing color internegatives with a digital printer  
An improved method of producing positive photographic prints in hybrid photofinishing system employing a digital image printer to produce an intermediate negative image on a non-photographic...
5325217 Color separation scanner  
A color separation scanner comprising a movable support arranged for mounting thereon of a two-dimensional input picture to be scanned and color separation sensing apparatus arranged for sensing...
5101286 Scanning film during the film process for output to a video monitor  
In a photographic film process after a film negative has been bleached, but before being fixed, an image of the negative is electrically captured. This captured image is used to determine if a...
5060061 Method of reading an image recorded in a photographic film tone characteristic correcting method in reproducing an image recorded in a photographic film  
A frame of photographic film is optoelectronically scanned after development to produce an electronic image which is analayzed to determine the exposure and development conditions of the film....
5023711 Line scanning apparatus using staggered linear segments with adjoining overlap regions  
A linear sensor composed of substantially like-sized segments generates a high definition television signal from a line scan of a motion picture film. By staggering the linear segments and...
5003381 Method and apparatus for point-by-point reproduction of an original  
The transparencies of an original for the primary colors are measured at a series of discrete points. The transparency values are processed to adjust for the characteristics of the copy material...
4989077 Photographic printer with monitor  
An erecting type printer is provided with a monitor for displaying the same image as the original image on the photographic film by imaging with an imaging device. The imaging device of which the...
4974068 Apparatus for reading a film image with a photoelectric converting element and for adjusting the gain of said element  
There is a film image information reading apparatus called a film scanner. This apparatus comprises: a lighting optical system to illuminate a film document; a photoelectric conversion element,...
4945406 Apparatus and accompanying methods for achieving automatic color balancing in a film to video transfer system  
Apparatus and accompanying methods for use in a film to video transfer system for achieving automatic color balancing of color images for subsequent display on a color monitor. Specifically, this...
4933754 Method and apparatus for producing modified photographic prints  
A system for adjusting the density or contrast of a photographic print includes a projection lens system (18) for projecting an image from a negative (10) onto photosensitive paper (20). A matrix...
4930009 Method of making a print of color slide  
A color slide printing method produces image signals representing a positive image of a color slide using a color TV camera, converts the positive image signals into negative image signals for...
4922333 Video copying apparatus spectrally-responsive to slides or negatives  
Video copying apparatus generates a color sequential video signal from originals having different spectral characteristics, such as photographic slides and negatives. The apparatus includes a...
4891692 Color image reading apparatus having variable exposure control  
A color image reading apparatus for reading an image of a color negative film having: an exposing unit to expose the color film; a reading unit to read an image recorded on the color film by...
4878111 Process and apparatus for the preparation of photographic images from transparent masters  
In a process and apparatus for the production of photographic images of transparent masters, the master is reproduced in a first beam path by means of a light source and optical means on...
4866513 Color contrast correction system for video images obtained from color film  
A color contrast correction system for video images obtained from color film provides signals representative of the extent of exposure of the color film and then provides for adjustment of the...
4845551 Method for correcting color photographic image data on the basis of calibration data read from a reference film  
Data regarding color photographic images are detected with respect to three primary colors (red, green and blue) by receiving transmitted light through a color original film or light reflected...
4829371 Film reading apparatus which reads an unexposed portion of a film to determine its type  
A color scanner for converting color data of a color original (e.g., a photographic film) into an electrical signal, includes a level comparator for discriminating the type of film (e.g., color...
4816903 Film checking apparatus  
A film checking apparatus which picks up images of two master films placed on two transparent film tables, displays the obtained images thereof on a color monitor thereby allowing for checking of...
4782390 Color negative inspection apparatus for displaying and sequentially shifting N color positive images corresponding to N color negative frames  
A color negative inspection apparatus which reads color image data from a frame of a color negative film and stores in a memory color image data sequentially read from N frames of the color...
4736244 Color film inspection system and data output method therefor  
The conventional color film inspection system requires an FSS or photo-multipliers, which tends to make the system complicated and costly. Unless the displayed imaged on a monitor display and the...
4733309 Apparatus for enabling an operator to mount an unexposed film on and demount an exposed film from the drum of a color scanner via a light-blind window  
An apparatus for mounting an unexposed film on and demounting an exposed film from a color scanner is described. The color scanner includes a recording chamber, a rotary drum therein and cassettes...
4719506 Method for predictably determining halftone dot sizes when altering color in a color separation process prior to scanning  
A process for color correcting an original color transparency in making individual plates for color printing comprises the steps of directing light through the transparency, adjusting the relative...
4663663 Digital color image processing method employing constrained correction of color reproduction functions  
In a method for processing digital color images derived from photographic film, the method employing color reproduction functions generated by normalizing random samples of color values from...
4651199 Method for detecting blank frames in a photographic color printer  
In automatic photographic printers, it is a problem to accurately detect and skip blank (unexposed or completely exposed) film frames automatically. The problem is solved by scanning a film frame...
4586076 Scanner optics for containing scattered light  
An optical scanner (10) scans a color transparency (11) with a spot of light from a scanning beam. The light transmitted by the transparency, which is modulated according to the color content and...
4531150 Image display system  
The present invention relates to an image display system, and more particularly to an image display system intended for use in the artificial diagnosis of requirements for the determination of...
4495517 Printing screen and method of making same  
A printing plate is made in accordance with a particular method and is used in a printing process wherein it is effective to produce a substantially continuous tone printing effect. A negative...
4481414 Light collection apparatus for a scanner  
In apparatus for scanning a transparent original with a scanning beam relative an optical axis, a tapered optical bar is positioned adjacent the transparent original to collect a diverging beam...
4473848 Light pick-up device  
A light pick-up device for transparency and/or opaque scanning in either a drum or flat bed scanning device consists of a hollow body, which exhibits a light entry opening for the modulated light...
4418358 Method and system to correct color errors in color television signals generated by scanning a film  
In order to achieve color correction of color television signal generated by a film scanner which includes a scanning device and a digital frame store, correction means are arranged before and...
4364084 Color correction monitoring system  
In a color printer system, a color film is checked and necessary color correction information is input into a recording medium before the color prints are made from the color film. The color film...
4340905 Photographic printer and color film analyzer apparatus  
An improved color photographic printing apparatus which has a video analyzer for viewing a film negative before printing, and has circuitry for controlling the color and density of the image and...
4310848 Colorimetric evaluation of photographic film  
A method and apparatus for colorimetric evaluation of photographic film by passing light through the film to form a visual image, determining corrections to be made to provide a desired color...
4231061 Instant color slide recorder of CRT image  
This invention relates to the photographic reproduction of color or monochromatic still pictures as displayed on the face of a cathode-ray tube (CRT). The invention combines the arts of television...
4216495 Electro-optical scanning  
Four color separations are produced from a single full-color photographic transparency. The transparency is mounted on the transparent curved surface of a rotatable cylinder and light is directed...
4009489 Negative color film mask correction  
Negative color film is processed in a color telecine camera by the selection of an optical filter which provides equal light transmission for the red and green colors so as to produce equal red...
3800070 DEVICE FOR DETERMINING THE QUANTITIES OF COLORED PRINTING LIGHT FOR THE PHOTOGRAPHIC PRINTING OF COLOR TRANSPARENCIES  
A closed circuit television camera and monitor system, of the field sequential type, is connected to the photographic color printing apparatus for scanning the transparency illuminated by the...
3651246 ELECTRO-MECHANICAL COLOR REPRODUCTION SYSTEM  
An electro-mechanical system for preparing a color matrix for the reproduction of images appearing on a color positive transparency, the matrix defining a pattern of identical red, blue and green...
3617623 APPARATUS FOR CONTROLLING PHOTOCOMPOSITION ON A CRT SCANNER  
As described herein, the sweep circuits of a flying spot scanner in a photocomposition system are controlled in accordance with preselected positional and magnitudinal information signals provided...
3585281 APPARATUS FOR OPTICALLY RESOLVING THE LIGHT DERIVED FROM THE SCANNING OF A TONAL IMAGE INTO COLOR COMPONENTS  
A color transparency is scanned by a beam from a spot moving over the screen of a cathode-ray tube. The modulated beam is divided by neutral beam splitters into secondary beams color filtered only...
3394652 Optical scanning method for preparing etching resists  

Matches 201 - 243 out of 243 < 1 2 3 4 5