File:EB1911 Vision - Myopia (1).jpg

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Summary

Description
English: Typical myopia is due to an elongation of the antero-posterior diameter of the eye, so that the retina is situated behind the principal focus, and only divergent rays of light from a near point (this figure), or parallel rays made divergent by a concave glass (EB1911 Vision - Myopia (2).jpg), can come to a focus on the retina.
Date published 1911
Source “Vision,” Encyclopædia Britannica (11th ed.), v. 28, 1911, p. 143, fig. 30.
Author Unknown artistUnknown artist
Permission
(Reusing this file)
Public domain This image comes from the 13th edition of the Encyclopædia Britannica or earlier. The copyrights for that book have expired in the United States because the book was first published in the US with the publication occurring before January 1, 1929. As such, this image is in the public domain in the United States.

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current16:22, 20 September 2021Thumbnail for version as of 16:22, 20 September 20211,043 × 357 (223 KB)Bob Burkhardt{{Information |description = {{en|1=Typical myopia is due to an elongation of the antero-posterior diameter of the eye, so that the retina is situated behind the principal focus, and only divergent rays of light from a near point (this figure), or parallel rays made divergent by a concave glass (EB1911 Vision - Myopia (2).jpg), can come to a focus on the retina.}} |date = {{Date context|published|1911}} |source = “Vision,” ''Encyclopædia Br...

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