Lummer, O. (Otto), 1860-1925, Thompson, Silvanus P. (Silvanus Phillips), 1851-1916 · London, New York, Macmillan and Co., 1900 · leaf 41
he object are in general also situated on a curved surface which likewise cuts the axis in the focal point E. The exist- ence of these curved focal surfaces has long been known. They are discussed, for example, in Coddington’s Treatise on the lleflexio'n and Refraction of Light (1829), p. 199,… … Fig. 3. — Use of Front Stop in Rectification of the Image. least confusion so that they shall cdl lie in one plane ; if, in other words, one could flatten the curved surface K^, and ^ See also R. H. Bow, in the remarkable papers contributed by him to the British Journal of Photograph] i in the…
Photographic optics
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.
