Optometer, circa 1890

Optometer, circa 1890

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Credit: SCIENCE PHOTO LIBRARY

Caption: Metal and ebonite optometer. An optometer is a device used to assess the range and power of vision. The earliest reference to optometry was by English friar, Roger Bacon (1214-1292) who in 1263 described the use of lenses for those with weak eyes. By the 1900s optometry had become an established profession. This device is Continental and dates from 1890.

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Keywords: 1800s, 1890, 19th century, antique, continental, device, devices, eye, historical, history, medical instrument collection, nineteenth century, ophthalmic, ophthalmological, ophthalmology, optometer, optometers, optometry, peach background, sight, vision

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