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| Author | Subject: Colour Vision |
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 ppearson
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Colour Vision
Nov 08, 2007 19:51:19 when performing clour testing with either ishihara or city the instructions state to use correct illumination. What is the correct illumination? does it refer to lux or type of lighting (tungsten v fluorescent)? etc, cant seem to find the answer anywear. |
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ljc
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RE: Colour Vision
Nov 08, 2007 20:23:52 natural daylight, or a daylight cabinet/bulb. |