Slide frames. General specifications
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Still picture cameras and photographic printing devices. Picture sizes and frame dimensions
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Slide tray for miniature format side projectors. Design
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Product-quality index system. Slide projectors. Nomenclature of indices
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Product-quality index system. Motion-picture projectors. Nomenclature of indices
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Motion-picture projectors for 16-mm films. Types. Basic technical data. Technical requirements
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Photography. Slide projectors. Determination of temperature rise in the picture area using a glass sandwich test slide
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Safety of household and similar electrical appliances. Particular requirements for projectors and similar appliances
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Safety of household and similar electrical appliances. Particular requirements for projectors and similar appliances
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Photography. Overhead projectors. Projection stages. Dimensions
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