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absorptance

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Telecommunications

The ratio of the luminous flux or absorbed radiant flux to the incident flux.

ATIS — ATIS Telecom Glossary 2007

Related Telecommunications terms

Flux
Irradiance
luminous flux
optical power
Radiant Energy
radiant exitance
radiant flux
radiant power
responsivity
threshold frequency

Nearby Telecommunications terms

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Definitions are reproduced with attribution to their original sources; each entry links to the source and shows when it was retrieved. About · FAQ · Data build 2026-10-15.