Term - Halogens
|Halogens||SWPP and BPPA Photographic Glossary|
Saturday 25th May 2013
A collective term for the elements chlorine, bromine and iodine, which are combined with silver to produce the light sensitive crystals used as the basis for photographic emulsions.
Information provided by: SWPP BPPA
SWPP & BPPA, 6 Bath St, Rhyl, LL18 3EB