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4 Primary Visibility Factors
- 1. Size (relationship with the object determines the size)
- 2. Time (need time to assimilate the info)
- 3. Contrast (helps see more clearly)
- 4. Brightness (can make things visually important, fore. mid. background)
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Color Characteristics in Pigments
- Pigments in solid colors are light absorbing
- Black - all pigments
- White - almost no pigments
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Primary Colors in Pigments
- Color mixture in pigments is subtractive.
- Primary colors: Cyan, Magenta, Yellow
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Color Characteristics in Light
- Color mixture in light is Additive (= white)
- Primary colors are red, blue, green
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Accommodation
The eyes ability to focus on objects, small or far and near or large
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Adaptation
The eyes ability to adjust to changing light condition
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Visual Acuity
Ability to see something accurately (fine detail).
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Visual Capacity
Ability to assimilate information, 5 things per second.
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Life Time Vision/Aging Process
- Aging makes us lose our sensitivity, we need more light.
- Heathy eye adapts, older eye needs more light
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Color Temperature and Unit of Measure
- The actual color tint appearance of a white light source is color temperature.
- The unit of measure is Kelvin.
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