scott devitte
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Does anybody other than me ever use tilt and/or shift movements with these lenses?
I'm a still photographer, not a videographer -- sorry about that! -- and am using my four C/Y lenses with a Sony A7R / Cambo Actus mini-view camera outfit.
I photograph mostly architecture and architectural-related subjects, so I frequently use tilt-and-shift movements to carefully control DoF and correct geometric perspective as necessary, as well as to fine-tune my compositions in-camera.
I also photograph mostly at night, so mild vignetting and/or slightly soft corners aren't usually an issue for me because they're effectively invisible in most of my photos.
To my surprise, each of the MMJ lenses I own -- a 35/f2.8, 28/f2.8, 50/f1.7, and 45/f2.8 (I know, but I love the distinctive look of Tessar-type lenses, including this one!) -- projects an image circle that's sufficiently large to allow for between 6-10mm of shift movements on a 24x36 sensor (i.e., 25-40% of the short side's length) when stopped down to f8 and focused at or near infinity.
My success using these lenses over the past few months has caused me to wonder about the size of the image circles projected by some of the other C/Y prime lenses.
Unfortunately, this is an aspect of lens performance that gets very little attention, so my internet research has turned up very little useful information relative to the C/Y lenses.
In fact, it seems the only way to know for certain whether any C/Y lens will work for my purposes or not is to buy it and try it.
Alas, the C/Y lenses that interest me beyond these first four generally sell for quite a bit more money, so I'm not as keen to gamble and buy them to try them going forward.
Hence my question to this forum's C/Y lens brain trust: Does anybody here have any knowledge -- first-hand or at least on very good authority -- as to the size of the image circles projected by various other C/Y prime lenses? As well as whether they hard or soft vignette and how well sharpness and image quality hold up as the edge of the image circle is approached?
(Although the size of the image circles these lenses project is largely irrelevant for video use these days, as the size of sensors used in video cameras continues to increase, I believe this information will be handy to have in the future and I will happily compile a summary of my findings and share it here.)
FYI, the ones that interest me most are the 15/f3.5, 18/f4, 21/f2.8, 25/f2.8, 60/f2.8, 85/f2.8 and 135/f2.8, but information about any of the C/Y lenses will be much appreciated!
Thanks!
Have you tried the 2.8 35mm pc Distagon? I have it and it is a great lens. google Ming Thein for shots and reviews on it.