The technique provided a photographic exposure equivalent to 20 billionths of a second.
2.
Photographic exposures that once took hours or entire nights can now be completed in minutes.
3.
The name Tarantula Nebula arose the mid 20th century from the appearance in deep photographic exposures.
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Although Noritsu has typically produced minilabs that utilize traditional silver halide papers and photographic exposure systems, Epson have been added to the product line since 2003.
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Black and white negative processing is the chemical means by which photographic film and paper is treated after photographic exposure to produce a negative or positive image.
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There are more than 8, 000 artificial objects in space, and every one of them has the potential for leaving a streak on a long-duration photographic exposure.
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The only comet discovered this year besides Hale-Bopp is a small one found on photographic exposures taken in January by Robert Jedicke at Kitt Peak National Observatory in southern Arizona.
8.
This is what matters for photographic exposure, not the total number of photons collected over the whole area of the white square .-- talk ) 12 : 47, 3 January 2008 ( UTC)
9.
However, in most sensors the mean pixel dark current at normal temperatures is small, lower than 50 e-per second, thus for typical photographic exposure times dark current and its associated noises may be discounted.
10.
The greatest advances though have been in the area of PhotoPolymer Printing Plates, including improvements to the plate material and the method of plate creation . usually photographic exposure followed by chemical etch, though also by direct laser engraving.
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