Crookes' adaptometer

Made:
1930-1960 in Park Royal

Crookes' adaptometer, for determining the time required for ocular adaptation to varying degrees of illumination, by Crookes Laboratories, London, 1930-1960

Details

Category:
Ophthalmology
Collection:
Sir Henry Wellcome's Museum Collection
Object Number:
A680685
Materials:
case, wood
type:
adaptometers
credit:
Tree, M.