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Color temperature control of flash units
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Lighting device for the flash photography
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ring light
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Reflector device for use in photography
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Reflector and light source for photographic lighting, has handle engaging threaded section forming part of umbrella-like reflector screen
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Device for illuminating surface, e.g. wall, has grid or honeycomb raster part blocking at least part of light path from sources to surface and at least one reflector in remainder of light path
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Monitoring power of film or video lighting unit by varying metal halide lamp power based on value of supply voltage
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LAMP FOR PHOTOGRAPHIC VIEWS.
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Color temperature measuring device
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Process for measuring the flash duration of a flash device and device for carrying out such a process
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Reflector for photographic sources of light
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Mount for photographic lighting equipment
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EXPOSURE METER FOR PHOTOGRAPHIC LIGHTING DEVICES
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Procedure and device to erase the memory content of an EPROM
