Wikipedia:Reference desk/Archives/Mathematics/2023 September 10
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September 10
[edit]Candelas per square meter
[edit]If you painted a camera sensor with matte white paint (diffuse reflector 100% albedo) and pointed the camera up at blue sky with a telephoto lens on what is the ratio of sky surface brightness to paint brightness? Sagittarian Milky Way (talk) 22:35, 10 September 2023 (UTC)
- Maybe this should go on the Science desk? --RDBury (talk) 09:59, 11 September 2023 (UTC)