I recently got a M4 Max Macbook Pro with 128 GB of DRAM. It has seemed to be a peppy machine. Today I benchmarked it against my main workstation, using the Puget Systems Photoshop benchmarking tool. Spoiler: it’s pretty darned fast. This isn’t really a fair fight. On one hand, the Dell 64-core 512GB Ryzen… [Read More]
Why I use medium format
There was a recent survey on DPR that asked the title question and several related ones. Some of the answers were interesting, and inspired me to write this post about my reasons. First, some history. I first started using medium format in 1949. I was six years old, and my mother and father gave me… [Read More]
Of fidelity, photography, audio, and wine
On the DPR Medium Format Forum, a poster has advocated for use of the term “image fidelity” as a scalar description of photographic technical quality. He has referenced the term “high fidelity” in audio as an analog and an exemplar. I am unconvinced that this new terminology offers any advantages over the conventional term “image… [Read More]
Fujifilm 30 mm f/5.6 GF tilt/shift lens summary part 3
This will be the last summary post in my review of the Fujifilm 30mm f/5.6 GF tilt/shift lens. It’s not about the lens in particular, but about how to handle tilt and focusing when using the GFX cameras with any tilt/shift lens. Examine the scene and decide where you want to place the focal plane…. [Read More]
Fujifilm 30 mm f/5.6 GF tilt/shift lens summary part 2
In the previous post, I talked mostly about the mechanical operation of the Fujifilm 30 mm f/5.6 GF tilt/shift lens. In this one, I will summarize the optical performance. Light falloff The GF 30/5.6 T/S lens has a very large image circle for such a short focal length. This almost always comes with significant light… [Read More]
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