The previous page is sending you to https://www.alamy.de/augenpflege-schaubild-und-hintergrund-der-briefe-von-optometrie-test-arztliche-beratung-oder-sehprufung-zu-sehen-poster-figur-und-sehvermogen-prufen-image546057087.html.

 If you do not want to visit that page, you can return to the previous page.