Untitled
Sanger-Shephard
Category
Technological items
Date
Unknown
Materials
Brass, Wood
Measurements
271 mm (H)103 mm (W)53 mm (D)
Collection
Fox Talbot Museum, Wiltshire
NT 104023
Summary
wooden and brass colour densitometer for measuring the percentage of light passing through a colour negative or slide
Makers and roles
Sanger-Shephard