Term - TTL
|TTL||SWPP and BPPA Photographic Glossary|
Wednesday 26th November 2014
The abbreviation for "through the lens" as referring to a metering system in which a suitable light sensitive mechanism within the camera body measures exposure from the image light passing through the lens.
Information provided by: SWPP BPPA
SWPP & BPPA, 6 Bath St, Rhyl, LL18 3EB