Chronoscope, comprising cylinder

Made:
1890-1930 in France
maker:
Unknown

Chronoscope, comprising cylinder, light sensitive paper and lens, French, 1890-1930, cased

Details

Category:
Ophthalmology
Collection:
Sir Henry Wellcome's Museum Collection
Object Number:
A210435
Materials:
cylinder, brass, blackened
Measurements:
cylinder: height 44 mm
type:
chronoscope