It is a soviet design and was originally intended to photograph oscilloscope screens. The Helios 40-2, while an interesting lens does not share that heritage. The left crop above is whats known as swirling bokeh. After looking at several of them I found one in excellent condition and ordered it for less than 50 including shipping. I did a quick search on Ebay and quickly found a ton of these for sale out of Russia and the Ukraine. The USSR was granted the Zeiss works and technology as reparations for their WWII losses and for some years after, there was a general sharing to technology from Jena to their "friends" to the east. explanation of lens bokeh, using different lenses, different apertures, different parts of the. Out of the several models of these lenses, the Helios 44-2 model lens reportedly creates the swirly bokeh I was looking for.
#Swirling bokeh lens series
(Also noteworthy.if you don't know it already.the Helios 44 series lenses are derived from the Zeiss Biotar and some of the earlier versions are faithful reproductions. The result are aesthetically and technically impressive, with dreamy images with.
#Swirling bokeh lens manual
He uses a Belle and Howell 51mm f1.2 projector lens and inserts it into an inexpensive macro extension tube in order to give the DIY lens manual focus. The key characteristic is consistently sharp center resolution at all apertures. A 50mm f1.2 lens can be quite expensivebetween 1,000 to 1,500but Stern's DIY lens only cost him 20. (BTW.Biotar is a Zeiss lens design specification and was available in multiple focal lengths and several different mounts. Bokeh is defined as the effect of a soft out-of-focus background that you get when shooting a. In a world of modern photography that seems obsessed with ultra-sharp focus, this effect can be quite rare and pleasant. She still finds time to create beautiful, expressive portraits, which she recently did this in her hometown, Brunswick, and transformed the city into a quintessential dream. In spite of being a trained photographer, Ines quit her job and continued with photography only as a hobby. A swirly bokeh is an out-of-focus background with streaked and, well, swirly lines throughout. Swirling in Bokeh: Ines Rehberger Tests the New Petzval Art Lens.
Here is a particularly sweet swirly Biotar 75/1.5 (famous portrait lens) image: This lens design was one of the first portrait lenses and is. Technically speaking, a swirly bokeh is often the result of a defect or poor focusing on a particular lens. One of the most amazing examples I have seen came from a medium format negative (Zeiss optic for Hasselblad, I believe). Some designs are simply more prone and it is not limited to 35mm camera optics. I have been told it is due to slight deviance in the spacing of the elements. As far as I know the swirly bokeh is actually a "mistake", so high end lenses like the Biotar don't have much of itThis is essentially true, although I have seen plenty of Biotar shots that are swirly ( Flickr search on "Biotar").
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