The data in yesterday’s post was pretty noisy, but it seemed to indicate that somehow the silent shutter mode on the Sony alpha 7 R Mark II (a7RII) might produce images that were slightly less sharp than the electronic first curtain shutter (EFCS) mode. I foolishly speculated that the reduced bit depth of silent shutter… [Read More]
Archives for 2015
Sony a7R, a7RII shutter shock with 280/4
I put the Leica 280mm f/4 Apo-Telyt-R on both the a7R and a7RII, mounted the lens collar to an Arca Swiss C1 head on a set of RRS TVC-43 legs, set the whole thing on a vinyl tile over 6 inch concrete floor, and made some slanted edge photographs at various shutter speeds. With the… [Read More]
RRS a7II and a7RII L-plate compatibility
From the mailbag: Could you please confirm (or not), that L-bracket for A7-II fit A7R-II without problems or A7R-II needs different L-plate? I have both the RRS a7II L-brackets and the bottom plates. It appears that the bottom plates are just the bottom part of the L-bracket. Both fit the a7RII just fine.
a7RII read noise in silent shutter compared to D810 RN
From the mailbag: My question is: the new Sony seems to be the ideal camera for my work as a movie unit stills photographer. It is silent and full frame which are two of my main concerns. However, I’m concerned about low light shooting. Will this camera give acceptable images for reproduction at high ISO?… [Read More]
Sony a7R, a7RII shutter shock with 180/3.4
The mechanical shutter on the Sony a7RII is supposed to be better damped. It also has electronic first-curtain shutter (EFCS). How do those things make moderate telephoto pictures sharper? The protocol: The cameras: the Sony a7RII and Sony a7R. The lens: the Leica 180mm f/3.4 Apo-Telyt-R The filter: Heliopan 77mm variable neutral density. The lighting: a… [Read More]
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