Document Type and Number:
Japanese Patent JPS4857629
Kind Code:
A
Abstract:
A slide projector having a pair of fixed projecting optical systems, a single magazine and a pair of slide carriers for bringing slides in the said magazine into and taking them out of a pair of projecting light paths and the said slide projector being arranged so that a plurality of slides housed in the said magazine can be projected in proper order smoothly and reliably. The said slide projector is provided with light adjusting devices for maintaining the brightness of the image to be projected on the screen at an approximately constant amount and also provided with a control device for automatically putting out the projecting lamps and automatically stopping the operation when a slide is not held in the slide carrier which is brought into the projecting light path during projecting operation.
More Like This:
Application Number:
JP9262071A
Publication Date:
August 13, 1973
Filing Date:
November 18, 1971
Export Citation:
International Classes:
G03B21/00; G03B23/00; G03B23/02; (IPC1-7): G03B23/02