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2021-04-04 Voigtlander FE 65mm f/2 APO-Lanthar Aspherical Defocuses Itself When Angled Up or Down (Focus Creep)
2020-10-18 Swing and Tilt: Subject Distance vs Lens Focusing Offset
2020-10-12 Lens Mount / Sensor Parallelism Inaccuracies Afflict All Brands
2020-10-08 Is It Even POSSIBLE to get a properly aligned Sony A7R IV?
Blog posts, reverse chronological
2021
2021-04-04 Voigtlander FE 65mm f/2 APO-Lanthar Aspherical Defocuses Itself When Angled Up or Down (Focus Creep)
2020
2020-10-18 Swing and Tilt: Subject Distance vs Lens Focusing Offset
2020-10-12 Lens Mount / Sensor Parallelism Inaccuracies Afflict All Brands
2020-10-08 Is It Even POSSIBLE to get a properly aligned Sony A7R IV?