A dictionary of photography for the amateur and professional photographer (1889)
Wall, E. J. (Edward John), 1860-1928 · New York : E. & H.T. Anthony · leaf 116
io6 DICTIONARY OF PHOTOGRAPHY. In figs. 1 8, 19, and 20 are shown some lenses by Steinheil, fig. 18 being an aplanatic rapid rectilinear, and figs. 19 and 20 … Fig. 18. Fig. 19. wide-angle aplanats, some of the finest lenses of the day ; and in figs. 21 and 22 are shown two more of Steinheil's lenses, which work at //2*5, No. 21 being for groups, No. 22 for portraits. In fig. 23 I am enabled, by the kindness of Messrs. Perken, Son, & Rayment, to give a…
Photography
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