Card printed on one side with pattern of radiating lines for assessing astigmatism

Made:: 1880-1940

Card printed on one side with pattern of radiating lines for assessing astigmatism, printed by Thomas Armstrong and Brother of Manchester, 1880-1940

Details

Category:: Ophthalmology

Collection:: Sir Henry Wellcome's Museum Collection

Object Number:: A625231

Materials:: paper and cloth

Measurements:: width 302 mm
height 202 mm
thickness 3 mm

type:: astigmatic fan charts

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Card printed on one side with pattern of radiating lines for assessing astigmatism

Details

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