Term - Gray card
|Gray card||SWPP and BPPA Photographic Glossary|
Monday 21st April 2014
A card with an 18 percent gray tint (reflectance) used to determine exposure by taking a meter reading from subject light reflected by the card.
Information provided by: SWPP BPPA
SWPP & BPPA, 6 Bath St, Rhyl, LL18 3EB