Brechner, Claude H., 1887- [from old catalog] · Boston, New York [etc.] Allyn and Bacon · leaf 133
Figure 108.—A Short-sighted EyeCorrected. t==4^ 122 REFRACTION AND LENSES is much the hardest to correct. It may be caused by severalthings, such as irregularities in the thickness or texture of the cornea, or in thecrystalline lens. Figure 111 showsan eye with irregularthickness of thecornea. The… … Figure 1 10. —A Long-sighted EyeCorrected.
Physics
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