https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/14021979Edit ImageSaveSaveEditCropCustom TextA sheet showing eye defects, apparatus and an examination. Engraving by Prévost, 1763, after L.-J. Goussier.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 782 x 1200 px | 300 dpiLarge JPEG 2272 x 3486 px | 300 dpiFree DownloadA sheet showing eye defects, apparatus and an examination. Engraving by Prévost, 1763, after L.-J. Goussier.More