Instrument for measuring astigmatism

Instrument for measuring astigmatism

$395.00

Dimensions

5" or 12.5 cm

Circa

1870-1880s

Category: Diagnostics

Description

Not unlike Snellen’s and Stokes’ lenses this rare French instrument rotates two angled lenses to measure astigmatism. The handle is ebony. It is marked “DEPOSE”,indicating that it is a registered design. There is some dust in the lenses (see last image) but overall it is in excellent condition

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Dealer information

US M and R Gordon

Michael and Roberta Gordon have been dealing in medical and dental antiques for more than four decades. They have helped build a number of major private collections and have contributed to the holdings of many museums. They also deal in other scientific and technology related items, including calculating instruments, office machines, patent models and wine-related accessories such as corkscrews. ROBERTA GORDON IS A SKILLED RESTORER WHO CAN HELP YOU WITH ANY INSTRUMENTS AND CASES THAT NEED ATTENTION. Feel free to contact them for details at: [email protected] or 718-623-6777