Multiple Lenses, c. 1880 Unmarked, presumably Steinheil. 6 lenses on brass board, focal length approx. 70 mm/each lens, rack-and-pinion focusing. Sizes: 3 1/6 x 2 x 2 1/3 in. Condition: (3/3) Multiplikator-Objektive, um 1880 Unbezeichnet, vermutlich Steinheil. 6 Messing-Objek tive auf Messingbord, Brennweite ca. 70 mm pro Optik, Triebeinstellung. Maße: 8 x 5 x 6 cm. Zustand: (3/3)
Multiple Lenses, c. 1880 Unmarked, presumably Steinheil. 6 lenses on brass board, focal length approx. 70 mm/each lens, rack-and-pinion focusing. Sizes: 3 1/6 x 2 x 2 1/3 in. Condition: (3/3) Multiplikator-Objektive, um 1880 Unbezeichnet, vermutlich Steinheil. 6 Messing-Objek tive auf Messingbord, Brennweite ca. 70 mm pro Optik, Triebeinstellung. Maße: 8 x 5 x 6 cm. Zustand: (3/3)
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.jpg "Source: Christie's")
.jpg "Source: Christie's")
.jpg "Source: Christie's")
.jpg "Source: Christie's")
