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Class Information
Number: 355/45
Name: Photocopying > Projection printing and copying cameras > With focusing or projection screen > Reflector in optical path
Description: Subject matter including a mirror or reflecting prism positioned between the object and the photographic paper or the screen to direct light to the screen or to the photosensitive paper.










Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
8208200 Imaging optical system Jun. 26, 2012
8018650 Imaging optical system Sep. 13, 2011
7947968 Processing substrates using direct and recycled radiation May. 24, 2011
7728824 Display device, input device, printing device, and electric device Jun. 1, 2010
6819401 Exposure method and apparatus Nov. 16, 2004
6768127 Device and method for wavelength dependent light outcoupling Jul. 27, 2004
6636349 Reflection and refraction optical system and projection exposure apparatus using the same Oct. 21, 2003
6593996 System for projecting or displaying images Jul. 15, 2003
6295116 Optical scanning system for printer Sep. 25, 2001
6229647 Reflection and refraction optical system and projection exposure apparatus using the same May. 8, 2001
5985491 Reflectors for photolithographic projection and related systems and methods Nov. 16, 1999
5982473 Image scanner Nov. 9, 1999
5956128 Photo-processing apparatus Sep. 21, 1999
5755500 Image reading apparatus May. 26, 1998
5754277 Image forming method and apparatus with detection of focus state over plural areas in an image May. 19, 1998
5754276 Exposure control for a reader-printer projection apparatus May. 19, 1998
5715084 Reflection and refraction optical system and projection exposure apparatus using the same Feb. 3, 1998
5649026 Apparatus for detecting marks on documents Jul. 15, 1997
5642181 Image exposure apparatus Jun. 24, 1997
5617183 Photometric system structure Apr. 1, 1997
5515121 Image projecting apparatus May. 7, 1996
5497216 Reader-printer Mar. 5, 1996
5438434 Portable apparatus for printing an image on film and displaying the image on a screen Aug. 1, 1995
5436097 Mask for evaluation of aligner and method of evaluating aligner using the same Jul. 25, 1995
5416605 Print control method and apparatus for microfilm reader May. 16, 1995
5398096 Automated focus point control device Mar. 14, 1995
5376987 Space-efficient reader printer apparatus Dec. 27, 1994
5365307 Image projecting apparatus Nov. 15, 1994
5351139 Apparatus for photographing photographed film Sep. 27, 1994
5343269 Image printing method and apparatus Aug. 30, 1994
5281992 Method of producing photographic prints and an exposure means for carrying out said method Jan. 25, 1994
5278609 Microfilm reader and microfilm used therein Jan. 11, 1994
5218200 Image scanner with turnable reflecting plate for scanning objects at different locations Jun. 8, 1993
5214469 Method of and arrangement for reenlargement of microfilmed originals May. 25, 1993
5202723 Method and device for driving a mirror for a photographic printer Apr. 13, 1993
5191485 Prism for image rotation Mar. 2, 1993
5166725 Photogrammetric method and apparatus Nov. 24, 1992
5160958 Image projecting apparatus Nov. 3, 1992
5159656 Optical fiber scanning/imaging/printing system Oct. 27, 1992
5153637 Reader printer incorporating scanning plane mirror therein Oct. 6, 1992
5153636 Reader printer Oct. 6, 1992
5153635 Microfilm viewer/printer projection system Oct. 6, 1992
5153638 Image projection apparatus and the method of driving the zoom lens Oct. 6, 1992
5151733 Apparatus and method for copying photographic masters at variable magnifications Sep. 29, 1992
5151593 Image reading apparatus with corrected optical length Sep. 29, 1992
5140374 Reader printer Aug. 18, 1992
5140363 Image projector Aug. 18, 1992
5133603 Device for observing alignment marks on a mask and wafer Jul. 28, 1992
5123727 Method and apparatus for producing a measured value indicative of focusing correctly adjusted sharpness at projected pictures Jun. 23, 1992
5115308 Image processing apparatus May. 19, 1992

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