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30.0 MB (2.3 MB compressed)
2947 x 3559 pixels
24.9 x 30.2 cm ⏐ 9.8 x 11.9 in (300dpi)
COLLECTION ABECASIS / SCIENCE PHOTO LIBRARY COLLECTION ABECASIS / SCIENCE PHOTO LIBRARY
Measuring strabismus, 19th-century illustration. Strabismus is known as crossed eyes. The device being used here is known as Meyer's strabometer. Artwork from 'Dictionnaire de Medecine' (1877) by Emile Decaisne and X. Gorecki.
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