# 17-25-076

internal quantum efficiency, <of a detector>

ηi

quotient of the number of elementary events (such as release of an electron) contributing to the output and the number of absorbed photons

Note 2 to entry: The internal quantum efficiency has unit one.

Note 3 to entry: This entry was numbered 17-597 in CIE S 017:2011.

Publication date: 2020-12