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Sketch of human eye showing rear focal length f′ and EFL
Sketch of human eye showing rear focal length f′ and EFL
28 mm lens
28 mm lens
50 mm lens
50 mm lens
70 mm lens
70 mm lens
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A researcher working on an optical system
A researcher working on an optical system
The Nimrud lens
The Nimrud lens
Reproduction of a page of Ibn Sahl's manuscript showing his knowledge of the law of refraction
Reproduction of a page of Ibn Sahl's manuscript showing his knowledge of the law of refraction
The first treatise about optics by Johannes Kepler, Ad Vitellionem paralipomena quibus astronomiae pars optica traditur (1604), generally recognized a
The first treatise about optics by Johannes Kepler, Ad Vitellionem paralipomena quibus astronomiae pars optica traditur (1604), generally recognized as the foundation of modern optics.