Design and performance requirements for slide (5 x 5 cm and 7 x 7 cm), film (35 mm) and combined slide and film strip projectors. Appendix gives electrical and safety requirements and methods of test. Methods for measurement of performance are given in BS 4120. See also BS 1917.Cross References:BS 1363BS 1917BS 3456:Section 3.14BS 4120
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Specification for still projectors
BSI Group , 09/26/1968
Pages: 12
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