This is part 4 in a series of posts on a prototype of the Kolari Vision thin-stack sensor modification for the Sony a7II. The series starts here. The Zeiss 35mm f/2 Biogon-M is a close-but-no-cigar lens on the a7x cameras. How does it do after the sensor stack has gone on the Kolari diet? The… [Read More]
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Kolari Vision thin-stack mod on a7II — Leica 24/3.8 Elmar-M
This is part 3 in a series of posts on a prototype of the Kolari Vision thin-stack sensor modification for the Sony a7II. The series starts here. Not a worst case lens at all, the Leica 24mm f/3.8 Elmar-M ASPH is an good performer on the a8II, provided you stop it down a bit. How… [Read More]
Kolari Vision thin-stack mod on a7II — 35/2.8 Zony FE
This is part 2 in a series of posts on the prototype Kolari Vision thin-stack sensor modification for the Sony a7II. The series starts here. There are many reasons to expect that lenses designed for the zero-thickness sensor stack of film will do better with a thinner stack on a digital sensor, and the previous… [Read More]
Kolari Vision thin-stack mod on a7II — 28mm Elmarit-M
The nice folks at Kolari Vision have loaned me a prototype of a Sony alpha 7 Mark II (hereafter called the a7II) which has been modified with a thinner sensor stack and removal of the anti-aliasing (AA) filter, with the aim of providing better corner performance with rangefinder legacy lenses. Though a prototype, I expect… [Read More]
Coming attraction
Hasselblad has shipped me a 90 mm f/2.5 XCD lens for evaluation with my X2D 100C. I don’t normally test gear I don’t own — in fact, I’ve only done it once before, with a Kolari-modded camera. But the 90/2.5 is currently unavailable to consumers, and I’ve been interested in the lens since it was… [Read More]