Text-book of general physics, for the use of colleges and scientific schools (1899)
Hastings, Charles Sheldon · Boston: Ginn & company · leaf 639
t is quite close to thelens and its image remote. The only additional feature ineach of these instruments is an arrangement bv which theobject may be very strongly illuminated. 628 THEORY OF OPTICAL INSTRUMENTS. 559. The Eye. — Considered as an optical instrument, theeye is simply a camera obscura.… … d Fig. 430. a, cornea; 6, sclerotic; c, sheath of optic nerve; d, choroid: e, ciliary muscle; /,ciliary process ; gg, iris ; h, optic nerve with artery in center ; i, papilla ;k, fovea centralis; Z, retina; m, anterior chamber of aqueous humor ; n, pos-terior chamber of aqueous humor ; o,…
Physics
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