Term - Wedge spectrogram
|Wedge spectrogram||SWPP and BPPA Photographic Glossary|
Thursday 28th August 2014
Indication of the spectral sensitivity of a sensitized material by exposing it to a spectrum of light through a graduated gray wedge.
Information provided by: SWPP BPPA
SWPP & BPPA, 6 Bath St, Rhyl, LL18 3EB