- Back
-
Title: [Go to resource]
Description: Paper eye testing chart designed to measure the latent insufficiency or excess of convergence, designed by Ernest Maddox, 1890, English made, 1890-1895 License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Subjects: eye testing charts Temporal: 1890-1895 Source: Science Museum Identifier: A662784 Go to resource More Like this...
[Edit] - Back