cie

17-24-118

neutral step wedge

non-selective filter the transmittance of which changes by steps along a straight or curved path on its surface

Note 1 to entry: This entry was numbered 845-04-107 in IEC 60050-845:1987.

Note 2 to entry: This entry was numbered 17-810 in CIE S 017:2011.

Publication date: 2020-12
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