The Focal Encyclopedia of Photography |
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Common terms and phrases
acid amateur angle aperture blue bromide c.cm carbon cell chemicals cine cameras circle of confusion close-up coated collodion process colour film colour photography colour prints colour temperature contact printing contrast copying correct cyan darkroom daylight density depth of field developing agent diaphragm diffused distance effect electronic emulsion enlarger equipment exposed exposure filter flash focal length focus focusing frame gelatin give glass grains grams graphy green hydroquinone hyperfocal distance illumination lamp layer lenses light source magenta ment meter method metol mounted movement normal optical ounces panchromatic paper photographic picture plate positive potassium potassium bromide produce projection projector rays recording reproduction reversal reversal film safelight scale scene screen sensitive material shadows sheet shot shutter Sodium Sodium carbonate soluble solution speed spool studio subtractive colour suitable surface tank technique tion tive tone transparency tube usually yellow