Skiascopy

Excerpt from Skiascopy: And Its Practical Application to the Study of Refraction
Appearances of Negative Aberration; Appearance of Conical Cornea; Scissors-like Movement; Practical Application with Plane Mirror; Position and Arrangement of Light; Hyperopia; Myopia; Emmetropia; Regular Astigmatism; Aberration and Irregular Astigmatism; Measurement of Accommodation; Practical Application with Concave Mirror; The Source of Light; Hyperopia; Myopia; Emmetropia; Regular Astigmatism; Aberration and Irregular Astigmatism; Measurement of Accommodation; General Considerations; Apparatus; Mydriatics; Relative advantages of plane and concave mirrors; Index
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