Sight testing apparatus, England, 1930-1950
Optometrists are trained to examine eyes and prescribe visual aids such as spectacles. This is a set of trial lenses. Optometrists used them to determine the strength of spectacle lenses required. It is contained in a silk lined mahogany case. It was made in England in the mid-1900s. It also contains two pairs of frames and two test types for assessing the patient’s eyesight. Patients put on a pair of spectacle frames into which the optometrist placed various lenses. This allowed the subject’s quality of sight to be assessed.
Related Themes and Topics
There are 461 related objects. View all related objects
The branch of medicine dealing with the diseases and surgery of the visual pathways (usually the eyes or the brain).
Glossary: sight testing apparatus
Apparatus used in tests on sight