Handbook of optics for students of ophthalmology (1899)
Souter, William Norwood, 1961-1935 · New York, Macmillan · leaf 98
equation F = , we can determine the * Dioptrik des Auges, Wagners Handworterbuch der Phy-siologic t Listings schematic eye differs slightly from that given in thetext, since he takes the radius of curvature of the cornea as 8 mm.,and the distance from cornea to lens and the thickness of the lensas… … Fig. 27. Bonders has furnished a less accurate but a moreuseful reduced eye than that of Listing. He neg-lects fractions, making the anterior focal distance15 mm., the posterior focal distance 20 mm., and the radius of curvature 5 mm. From F we find ra-1n = 1.333, which is the index of water.…
Eye · Lenses
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