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Meaning of troland | Babel Free

Noun CEFR B1

Definitions

A unit (symbol Td) of conventional retinal illuminance, intended as a means of correcting photometric measurements of luminance values impinging on the human eye by scaling them by the effective pupil size.

CEFR level

B1
Intermediate
This word is part of the CEFR B1 vocabulary — intermediate level.
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