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Slower shutter speeds (typically from 1 ⁄ 10 to 1 ⁄ 50 of a second) were initially used on cameras to ensure proper synchronization and to make use of all the bulb's light output. Cameras with flash sync triggered the flashbulb a fraction of a second before opening the shutter to allow it to reach full brightness, allowing faster shutter ...
When set to bulb, generally on the "M" or manual setting of the camera, the shutter will stay open as long as the shutter release button (or shutter release cable or remote) remains depressed. Some mid-level or bridge cameras such as the Olympus SP-560UZ have a 'limited' bulb setting, allowing time exposures up to 8 minutes and at an ISO ...
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The camera was a development of (and one of two replacements for) the Pentax ME. Both feature semi-automatic (aperture priority) operation, and are part of the Pentax M series which included the manual Pentax MX and briefly the semi-automatic, automatic-focus Pentax ME F. The ME Super added a manual mode to the feature set of the ME.
The pendant light at Fire Station #6 in which the bulb is installed. The Centennial Light was originally a 60-watt bulb, but has since dimmed significantly and is now as bright as a 4-watt bulb. [7] [8] [9] The hand-blown, carbon-filament common light bulb was invented by Adolphe Chaillet, a French engineer who filed a patent for this socket ...
An amber (light brown) safelight for use with certain black-and-white photographic papers. A safelight is a light source suitable for use in a photographic darkroom. It provides illumination only from parts of the visible spectrum to which the photographic material in use is nearly, or completely insensitive.
Digital cameras are usually equipped with IR-blocking filters to prevent unnatural-looking images. IR-transmitting (passing) filters, or removal of factory IR-blocking filters, are commonly used in infrared photography to pass infrared light and block visible and ultraviolet light. Such filters appear black to the eye, but are transparent when ...
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