Object Target Image as Seen Through Lens These lenses are made anfl sold under U. S. Patent No. 989,645 to Carl Zeiss, Jena, and underthe trade name Punktal (Registered U. S. Patent Office No. 93,577, Sept. 23, 1913). Edged and Drilled Minimum Per Pair Uncut Edged RetailPrices 2 Holes 3 Holes 4…
Lenses · Eyeglasses
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