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

Carl Zeiss Jena Flektogon 35mm f2.8 Silver.  The first version of this series lenses (silver, zebra, MC electric - with f2.4).  Very intense coating deep inside.  10 blades. Pre-selection aperture. Very easy to use.  Aperture F2.8-F16. Next versions have already to 22. The minimum distance is 36 cm. (Zebra has 18cm, MC 20 cm). Only metal and glass. This version is much better than the Soviet MIR-1B. (Zebra was not.) A very good test of a whole series of these lenses can find here. -  http://spiral-m42.blogspot.com/2009/09/czj-flektogon-35mm-1stsilver-2ndzebla.html Optics: ★★★★☆ Superior colors. Sharp from vide open. Ergonomics: ★★★★☆ Works  accurately and softly. A very nice. Build quality: ★★★★☆ Lightweight and very precisely made​​. Market value / value of subjective: ★★★★☆ Less than $ 160 is a very good price. Here are some sample pictures. They were made with Sony Alpha 300. Pictures were taken with a...

Five lenticular lens produced in the years 1966-1970. 15 blades diaphragm creates stunning bokeh. Very compact size, the popular 35mm or 50mm lens (the pictures below comparing the size of Flektogon 2.8 / 35 Carl Zeiss Jena). Sharp on the full hole. Brilliant colors. Outstanding lens. Very easy to set the focus. Optics: ★★★★★ The best optics of what I had are dealing. The colors and sharpness perfect. Ergonomics: ★★★★★ Fast focusing. Excellent work stops. Build quality: ★★★★★ Metal, as everything should be. Market value / value of subjective: ★★★★★ Less than $ 300 is a very good price. My second objective of this brand and this version. Here are some sample pictures. They were made with Sony Alpha 300. All photos without amendment in graphics programs.   From this point pictures taken from Sony ...