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Carl Zeiss Jena Flektogon 20mm f/4

M42 mount20mm1970sEast GermanyCarl Zeiss JenaWide-anglef/4

Companies

Asahi Pentax (1) Astro Berlin (3) Bell & Howell (2) Canon (5) Carl Zeiss (11) Carl Zeiss Jena (1) Emil Busch AG (1) EMO A. Seibert Wetzlar (2) Heinz Kilfitt (1) Hermagis (1) ISCO Göttingen (3) Kodak (1) Leitz (2) LOMO (3) Meopta (2) Meyer Optik Görlitz (1) Minolta (1) P. Angénieux Paris (5) Pathé Freres (1) Rodenstock (2) Schneider-Kreuznach (1) SOM Berthiot (1) Taylor & Hobson (6)

Focal lengths

20mm (1) 21mm (1) 24mm (1) 25mm (1) 28mm (1) 35mm (3) 40mm (1) 50mm (15) 55mm (1) 60mm (2) 65mm (4) 70mm (1) 75mm (6) 85mm (5) 90mm (3) 95mm (1) 100mm (2) 110mm (2) 135mm (1) 140mm (1) 250mm (1) 300mm (1) 400mm (1)

Aperture

f/0.75 (2) f/1 (1) f/1.2 (4) f/1.3 (1) f/1.4 (3) f/1.5 (5) f/1.6 (7) f/1.8 (5) f/1.9 (2) f/1.65 (2) f/2 (8) f/2.3 (1) f/2.8 (4) f/4 (6) f/4.5 (1) f/5.6 (1)

Mounts

29.3mm (5) 32.7mm (3) 40mm (2) 42.5mm (15) 52.5mm (4) 62.5mm (4) Contarex mount (8) E mount (3) FL / FD mount (6) M42 mount (4) MD mount (1) Unkown (1)

Country

Czechoslovakia (2) East Germany (1) France (8) Germany (4) Japan (7) Liechtenstein (1) Soviet Union (3) United Kingdom (6) United States (3) West Germany (23)

Decade

1910s (1) 1920s (1) 1930s (4) 1940s (1) 1950s (16) 1960s (17) 1970s (9) 1980s (7) 1990s (1)

keywords

Cine (1) Fast (9) Macro (2) Normal (3) Portrait (5) Projection (35) Standard (2) Tele (4) Ultra-wide angle (1) Ultrafast (2) Wide-angle (7) X-ray (2)

Bio

I work in graphic design, motion design and photography. This blog is mostly about exploring weird and wonderful vintage lenses.

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