A Practoskop extinction meter in a leather case.
Practos
Category
Photographic technology
Date
1931
Materials
Plastic, Glass, Metal, Leather
Measurements
115 x 60 x 32 mm
Place of origin
Hamburg
Order this imageCollection
Fox Talbot Museum, Wiltshire
NT 1525060
Summary
A Practoskop extinction meter in a leather case.
Provenance
Part of the Fenton Collection. A gift from British Film Institute in 2017. From 1986-1999, part of BFI collection for the Museum of the Moving Image. BFI purchased collection in 1986 from James Fenton's Museum of Photography, Port Erin, Isle of Man 1976-1986
Makers and roles
Practos, manufacturer