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Photographic film - Wikipedia, the free encyclopedia (1361 words) |
 | Undeveloped Arista fl and white film, ISO 125. |
 | Photographic film is a sheet of plastic (polyester, celluloid (nitrocellulose) or cellulose acetate) coated with an emulsion containing light-sensitive silver halide salts (bonded by gelatin) with variable crystal sizes that determine the sensitivity and resolution of the film. |
 | Black and white reversal film exists, but is uncommon — one of the reasons reversal films are popular among professional photographers is the fact that they are generally superior to print films with regards to color reproduction. |
| Pi (film) - Wikipedia, the free encyclopedia (789 words) |
 | Note that, unlike in the film, chaos theory does not allow one to predict the exact behavior of a chaotic system like the stock market and, in fact, provides compelling evidence that such predictions are, in principle, impossible. |
 | The 216-letter name of God sought by the characters of the film is actually widely known and called the Schemhamphoras or the Divided Name. |
 | This is the name that was intoned in the temple once a year during Yom Kippur, as referenced in the film. |