This is a continuation of a series of posts about adapter pitfalls and pleasures (I promise that I’ll get to the pleasures). The first two posts are here and here. It has been stated by many that adapter tilt affects focus blur more for short lenses than long ones. It’s become conventional wisdom, but it… [Read More]
Lens adapters — FUD to enlightenment
Preface – feel free to ignore this In 1973, I left hp to join a small computer manufacturer called Rolm with the objective of designing a set of products that would get them into the telephone business. I designed a type of telephone switching system known as a PBX. I hired the engineering team, created… [Read More]
Z mount and long lenses — practical examples
The question before the house is still, “Does the Z mount offer advantages over the F mount for long lenses?” Yesterday, I showed you how the Z mount and F mount interacted with very simple long lenses. It looked like the Z mount helped give the corners of the sensor a better view of the… [Read More]
Does the Z mount help with long lenses?
Some have said that the New Nikon Z mount makes things better only for short lenses, and affords no advantage for long ones. In order to test that, I constructed the following model: We are looking at the diagonal of the sensor, which is 42.3 mm. In order to get the opening available for the… [Read More]
Nikon Z6 and Z7
I watched the masterful Nikon teaser campaign. I’ve read a lot of announcement material. I’ve been amazed at the interest on the ‘net. And I see utility for my own photography. So, for those who are wondering – whether you prodded me or not – I’m announcing that I will be testing at least the… [Read More]
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