Helios-44-7 - m42 thread (Originaly designed for the cameras line of ZENIT-7, and because of the special aperture drive system can be installed only on these cameras via an adapter - thread-bayonet ring).This swirl has become a calling card for the lens and is one of the reasons the Helios has a cult following, but I personally find the effect a little jarring and its usage often gratuitous. Helios-44 (Start) - Zenit Start Bayonet Wide-open at f/2, the Helios 44M exhibits a signature bokeh swirl, something commonly associated with older lenses.Helios-44 (earliest versions and many Start) - 13.I would recommend using a lens shade to minimize flare. If you want to obtain super sharp images you really need to stop the lens down quiet a bit. The Helios has serious issues under sunny condition. Optical Formula: 6 elements in 4 groups. The Helios-44 is a good lens in its price range without ever excelling.The name of Helios lenses are usually written as Helios-44 X- N, where X -is the index of lens mount (nothing for earliest m39, M for m42 thread, K for Pentax K bayonet, Д for Zenit-D bayonet) and N is a "generation" number rather than optical resolution index 2, 3, 4, 5, 6, 7 (see optical resolution of lenses below). A fast 6-element anastigmat, it was available in both single-coated and multi-coated versions. I was lucky enough to find the M42 screw-mount version of this Helios lens in a nearby camera store. As for the lens in question, NOTHING worked, so I took it to a professional lens tech back home in India. ![]() Based on the lens Biotar 2 / 58, at the beginning was called "БТК" - "БиоТар Красногорский" (BioTar Krasnogorski). Helios 44M-4 58mm f/2 lens is probably one of the most mass-produced camera lenses in the world. Looking forward to watchOS 5 so I can play podcasts from the watch, and leave my phone behind when I run.Helios-44 is a series of standard lenses for SLR cameras, produced in Soviet Union by KMZ, MMZ, Jupiter from 1958 until 1999 it is considered to be one of most mass produced lenses in the world. The Helios-44 is a good lens in its price range without ever excelling. I miss the stainless steel but wasn’t prepared to spend that kind of money again, so opted for the black aluminum this time, and the Nomad strap to match. In less than a month, the strap fell apart and the watch followed suit. My generation 1 Apple Watch lasted just over three years, and the strap lasted only slightly less. The M42 to M43 adapter is a “speed booster” style, using more of the original lens than the straight glassless adapters, and then the macro tubes just let me get this combo super close. The Russian lens was found on eBay for dirt cheap, and came recommended by a viewer.
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