[5.2.1.1]
Vision mediated essentially or exclusively by the rods. It is generally associated with adaptation to a luminance below about 0.001 cd/m2.
NOTE: This definition was changed in ANSI/IES RP-16-17 Addendum 4.
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[5.2.1.1]
Vision mediated essentially or exclusively by the rods. It is generally associated with adaptation to a luminance below about 0.001 cd/m2.
NOTE: This definition was changed in ANSI/IES RP-16-17 Addendum 4.
« Back to Definitions Index