So far, I’ve written 18 posts on the prototype Kolari-modified Sony alpha 7II with various rangefinder lenses attached, and also, as a control, with the Sony-Zeiss 35mm f/2.8 FE. The series starts here. Kolari has been shipping thin sensor stack modified a7’s for quite some time, and the a7II sensor and sensor stack are very… [Read More]
Search Results for: a7ii ibis
85 Otus, Tele-Tessar, handheld w/ IBIS on the a7II
Yesterday, although it was hard to tell for sure because of the noise associated with handheld testing, that a lighter lens did slightly better when handheld with IBIS on the Sony alpha 7 Mark II (a7II) at 135mm. For today’s test, I’m pairing the monstrous, heavy Zeiss 85mm f/1.4 Otus with the svelte, dimunitive Zeiss 85mm… [Read More]
135 Apo-Sonnar, Apo-Telyt, handheld with IBIS on the a7II
I was asked how well the Zeiss 135mm f/2 Apo-Sonnar performed handheld on the Sony alpha 7 Mark II (a7II) with and without in-body image stabilization (IBIS) turned on. I did a run and the results were wonky. I did another run with the Leica 135/3.4 Apo-Telyt and the results were better, but still didn[‘t… [Read More]
Testing IBIS on the Sony a7II
There are many small improvements in the Sony alpha 7II over the alpha 7 which it replaces. There is one big one: the in-body stabilization system (IBIS), which Sony calls SteadyShot. It has the potential to reduce the effects of camera motion somewhat when used with lenses that have optical stabilization, and a lot in… [Read More]
Sony a7RIV, a7RIII IBIS — 85 mm, AF-C
This is one in a series of posts on the Sony alpha 7 R Mark IV (aka a7RIV). You should be able to find all the posts about that camera in the Category List on the right sidebar, below the Articles widget. There’s a drop-down menu there that you can use to get to all… [Read More]
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