IEVref:
845-04-66
ID:
Language:
en
Status:
Obsolete
Term:
transmittance (optical) density
Synonym1:
Synonym2:
Synonym3:
Symbol:
D
τ
Definition:
logarithm to base ten of the reciprocal of the transmittance
D
τ
= −log
10
τ
Publication
date
:
1987
Source
Replaces:
Internal notes:
2015-10-21: Replacement of — by −. JGO
CO remarks:
TC/SC remarks:
VT remarks:
Domain1:
Domain2:
Domain3:
Domain4:
Domain5:
logarithm to base ten of the reciprocal of the transmittance
D
τ
= −log
10
τ