https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13958310Edit ImageSaveSaveEditCropCustom TextA sheet showing optical instruments, eye examinations, and diagrams of the eye surgery with a numbered key. Wood engraving.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 1200 x 722 px | 300 dpiLarge JPEG 3359 x 2020 px | 300 dpiFree DownloadA sheet showing optical instruments, eye examinations, and diagrams of the eye surgery with a numbered key. Wood engraving.More