Set of three intermediate rings associated with a Petri Flex V camera
Category
Photographic technology
Date
Unknown
Materials
Measurements
54 mm (Length); 49 mm (Diameter)
Collection
Fox Talbot Museum, Wiltshire
NT 1525534.10
Summary
Set of three intermediate rings associated with a Petri Flex V camera. The rings are simple metal tubes of varying length with knurled rims, each ring has a male 42mm screw thead to attatch to the lens mount or to the next ring and a female thread at the other end so that all the tubes can be used behind the lens either singly or in combination. Inside each ring is a projecting rim which keeps the release plunger on automatic diaphragm lens from actuating. The rings provide the following lengths 7mm 14mm and 28mm.
Provenance
Donated on 22.09.2017 to the Fox Talbot Museum by Tim Summerton