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22 Cards in this Set
- Front
- Back
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50 ISO film is how many times more sensitive to light then 25 ISO?
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Twice as sensative.
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What do the letters SLR stand for?
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single lens reflex
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What does ISO stand for?
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International standers organization
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What within emulsion makes film sensative to light?
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Silver halides
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After a film is exposed to light, (but not yet processed) what find of image is formed?
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Latent image
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What is the potential disadvantage of using fast film?
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makes grainy prints
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How much less sensitive to light is ISO 50 film compared with ISO 400 film?
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8 times
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How many stops difference are there between ISO 50 and ISO 400?
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2
25, 50, 100, 200, 400, 600, 800, 1600, 3200 |
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What name is given to aperture sizes?
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f/stops
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What three camera and film variables control exposure?
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aperture size, shutter speed and film sensitivity, (ISO)
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How much more light passes through an f/8 aperture compared with f/11
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1/2 as much.
f/1, f/1.4, f/2, f/2.8, f/4, f/5.6, f/8, f/11, f/16, f/22, f32 and f/64. |
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How many stops difference are there between f/5.6 and f/22?
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5 stops
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Does f/8 let more light through than f/22?
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Yes
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What variables affect depth of field, (DOF)?
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APERTURE SIZE - LENS FOCAL LENGTH - DISTANCE FROM THE SUBJECT.
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In 35mm photography, which one of the following apertures would give the most DOF?
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???
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The potential disadvantage of using a slow shutter speed is?
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blurry photographs
you have to hold the camera steady for a long time |
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Which one of the following shutter speeds exeposes film to light for the longest time?
a 1/30th sec b 1/125th sec c 1/500th sec |
ASK
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The potential advantage of using a slow shutter speed is?
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grain is not visible
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Opening up one stop (using the aperture) from f/16 would be?
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f/11
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What's the most critical step in the proceedure when processing film?
a development b the f/stop shuffle c fixing |
????
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If the developer temperature was too cold during development and we didn't compensate by developing longer, what results?
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underdevelopment
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If development is extended, (at the correct temperature) what results?
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a
over development b thicker negatives c more contrast |
