“As light gets dimmer, a chemical change allows them to become even more sensitive, and your eyes become dark adapted”
“The best method to preserve dark sensitivity is to simply not use any light source at all”
OK so use low low Hi-cri light source to keep night vision and color rendering as well. Maybe your astronomers have no flashlight with really low moonlight ? ;))
“As light gets dimmer, a chemical change allows them to become even more sensitive, and your eyes become dark adapted”
“The best method to preserve dark sensitivity is to simply not use any light source at all”
OK so use low low Hi-cri light source to keep night vision and color rendering as well. Maybe your astronomers have no flashlight with really low moonlight ? ;))
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