Photography. Portable cameras. The dimensions of plug connectors, for camera flashes
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Photoflash devices. Method of guide number determination
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Still picture and movie picture cameras. Tripod connection. Coupling dimensions
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Product-quality index system. Photographic enlargers. Nomenclature of indices
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Photography. Synchronizers, ignition circuits and connectors for cameras and photoflash units. Electrical characteristics and test methods
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Plants of combining and exhibiting. General specifications.
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Apparatus for professional filming. Method for measuring the acceleration
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Equipment for cinemas and film projectors. General specifications for capital and intermediate repair
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Elements of connection of heavy optical systems with arms of filming devices. The main parameters. Technical requirements
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Panning filming heads. General technical requirements and test methods
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Hinged adaptations for projectors with Fresnel lens. Types and main parameters
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Tripods for filming lighting. Main parameters and dimensions
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