Diploscope with 'Dog' test card

Diploscope with 'Dog' test card used for practising dissociating accommodation and convergence, made by Clement Clarke Ltd., London, W1, England, 1920-1950.

Details

Category:
Ophthalmology
Collection:
Sir Henry Wellcome's Museum Collection
Object Number:
A680286
Materials:
brass, wood and paper
Measurements:
max: length 269 mm
max: width 73 mm
no handle: height 59 mm
handle: length 120 mm
type:
optical instruments
credit:
Sunderland Area Health Authority. Area S