Term - Double extension
|Double extension||SWPP and BPPA Photographic Glossary|
Tuesday 11th March 2014
A characteristic of large format cameras which enables the bellows to be extended to twice that of the focal length of the lens in use. It is used for close up photography.
Information provided by: SWPP BPPA
SWPP & BPPA, 6 Bath St, Rhyl, LL18 3EB