Objects

Viewing Record 3 of 49
Previous Record  Next Record
Switch Views: Lightbox | Image List | List

Bishop Harman's Scotometer
OPTOMETRIC INSTRUMENTS
visual field test
c.1910
metal

Colour test consisting of revolving black metal disk with a window through which is visible a series of varying-sized red and green squares. Metal loop handle.


1999.3194

Related Objects

thumbnail Harman's Scotometer
Curry & Paxton Ltd
c.1920
View

Browse by