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
G03B21/00—Projectors or projection-type viewers; Accessories therefor
G03B21/14—Details
G03B21/20—Lamp housings
G03B21/208—Homogenising, shaping of the illumination light
Landscapes
Physics & Mathematics
(AREA)
General Physics & Mathematics
(AREA)
Light Sources And Details Of Projection-Printing Devices
(AREA)
Dispositif d’éclairage, doté de préférence d’un point de chromaticité réglable ou réglé, et son utilisation, ainsi qu’un procédé de réglage du point de chromaticité d’un dispositif d’éclairage