244 - Various Makers | Brass lenses (lot)

Various Makers | Brass lenses (lot) Estimate: €1,400–1,800 Year: 1890/1900 Condition: B English: (1) Brass Orthoplanat No. 4 with iris diaphragm (8-64), front lens diameter 4.5 cm, height 8 cm, (2) Beautifully designed, unmarked large-format wide-angle lens with revolver disk, front element diameter 6 cm, rear element diameter 6 cm, height 8.5 cm, in near-mint condition, (3) Hugo Meyer & Co. Aristostigmat F:7.7 No. 7 F=360 mm No. 79916, c. 1900, iris diaphragm, (4) G. Leitmeyr, Munich Doppel-Anastigmat Sytar 6.8/30 cm with iris diaphragm, (5) Goerz, Berlin Doppel Anastigmat Series III No. 7 F=360 mm No. 55058 with iris diaphragm, (6) Goerz, Berlin, Double Anastigmat Series IB Celor, F=270mm, 1:5, No. 203017, with iris diaphragm. — A very interesting lot of 6 late 19th-century lenses, all in fine condition with clean optics. German: (1) Orthoplanat No. 4 in brass mount with iris diaphragm (8–64), front lens diameter 4.5 cm, height 8 cm; (2) A beautifully designed, unmarked large-format wide-angle lens with a revolving aperture, front and rear lens diameters each 6 cm, height 8.5 cm, in near-mint condition; (3) Hugo Meyer & Co. Aristostigmat 1:7.7 No. 7, f=360 mm, No. 79916, circa 1900, with iris diaphragm; (4) G. Leitmeyr, Munich, Sytar 6.8/30 cm double anastigmat with iris diaphragm; (5) Goerz, Berlin, Series III No. 7 double anastigmat, f=360 mm, No. 55058, with iris diaphragm; (6) Goerz Berlin Double Anastigmat Series IB Celor, f=270 mm, 1:5, No. 203017, with iris diaphragm. A very interesting collection of six late 19th-century lenses, all in fine condition with clean elements.