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Individual
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Individual
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Publication of GB352471ApublicationCriticalpatent/GB352471A/en
G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
G03B27/00—Photographic printing apparatus
G03B27/32—Projection printing apparatus, e.g. enlarger, copying camera
G03B27/46—Projection printing apparatus, e.g. enlarger, copying camera for automatic sequential copying of different originals, e.g. enlargers, roll film printers
Landscapes
Physics & Mathematics
(AREA)
General Physics & Mathematics
(AREA)
Exposure And Positioning Against Photoresist Photosensitive Materials
(AREA)
Improving fringe definition by pseudo-solarization: Sharp distinction between fringes recorded on high-contrast film, can be produced by solarization while copying the film. No elaborate equipment is needed