M42 lens - Carl Zeiss Jena, Meyer-Optik Görlitz, Jupiter, Helios, Pentacon, Cosina, Porst ....

50mm Lens Comparison (and one 55mm) Porst Color Reflex MC Auto 1.4/55 vs  Carl Zeiss Jena PANCOLAR electric 1.8 / 50 MC vs Carl Zeiss Jena Pancolar 50mm f/1.8 Zebra M42 8 blades vs Carl Zeiss Jena Pancolar 50mm f/1.8 Zebra Electric vs I ndustar 50-2 50mm f/3.5 A simple test. Pictures taken with the same settings. Conclusion leave recipient. Sorry for the inaccuracy in the tests on the shutter speed. Pictures taken with Sony Alpha 300 aperture set to f.1.4 Porst Color Reflex MC Auto 1.4/55 Pictures taken with Sony Alpha 300 aperture set to f.1.8 Carl Zeiss Jena PANCOLAR electric 1.8 / 50 MC Carl Zeiss Jena Pancolar 50mm f/1.8 Zebra M42 8 blade Carl Zeiss Jena Pancolar 50mm f/1.8 Zebra Electric Pictures taken with Sony 300 aperture set to f.2.8 Porst Color Reflex MC Auto 1.4/55 f.2.8 Carl Zeiss Jena PANCOLAR electric 1.8 / 50 MC f.2...

58mm Lens Comparison Carl Zeiss Jena Biotar 58mm f/2 M42 vs Helios 44M 58mm f/2 M42 8 blades vs Helios 44-2 58mm F/2 A simple test. Pictures taken with the same settings. Conclusion leave recipient. Sorry for the inaccuracy in the tests on the shutter speed. Pictures taken with Sony Alpha 300 aperture set to f.2 Carl Zeiss Jena Biotar 58mm f/2 Helios 44-2 58mm F/2 Helios 44M 58mm f/2 Pictures taken with Sony Alpha 300 aperture set to f.2.8 Carl Zeiss Jena Biotar 58mm f/2.8 Helios 44-2 58mm F/2.8 Helios 44M 58mm f/2.8 Pictures taken with Sony Alpha 300 aperture set to f.4 Carl Zeiss Jena Biotar 58mm f/4 Helios 44-2 58mm F/4 Helios 44M 58mm f/4 Pictures taken with Sony Alpha 300 aperture set to f.5.6 Carl Zeiss Jena Biotar 58mm f/5,6 Helios 44-2 58mm F/5,6 Helios 44M 58mm f/5,6

AUS JENA DDR S 1:3.5 f=135 ZEBRA Focal length - 135mm Max. aperture - f/3.5 Min. aperture - f/22 Blades - 6 Min. Focus (m.) - 1 The big “S” on the front of the lens mean “Sonnar”. This is AUS JENA export version of Sonnar, quality control was more careful than on other lenses. Single coated. This lens takes pictures with visible chromatic aberration. Previous lenses that I tested did not have it so clear. The photos are excellent in terms of colors that are not saturated and sharpness which is visible in every detail, sharp image from the full open aperture. You need to press the pin or button to make the aperture close (otherwise it’s wide open all the time). The button is placed in a comfortable position and works very well. Optics: ★★★★☆ Sharp, true colors, visible chromatic aberration Ergonomics: ★★★★☆ A very pleasant to use. Quick and precise. Build quality: ★★★★☆ Solid metal with true glass. Little heavy.  Market value / value ...