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EXCERPT page containing first few paragraphs. 2022-07-02 04:16:31

Fujifilm GFX100

Fujifilm GFX100/GFX100S: Bug and Issues with the FOCUS BKT Feature, How to Mitigate

These issues existed at the time of review in March 2017 using the GFX-50R. Some issues might have been improved in firmware and/or with subsequent models. See 2020.06.30 firmware update notes and GFX100 firmware update all versions.

Update 2021-05-10: FOCUS BKT still fails to reach infinity focus.
Update: Fujifilm GFX100 firmare 1.01 (latest as of August 2019) still has issues.
Update: Fujifilm GFX100/100S firmware March 2021 still has the bug of failing to reach INF focus, according to one competent reader.

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Aperture series 4,5.6,8,8.04,11 available in full article
f4 @ 1/20 sec EFC shutter, ISO 100; 2019-08-03 16:47:14
Fujifilm GFX 100 + Fujifilm GF 23mm f/4 R LM WR @ 18.9mm equiv (23mm) + polarizer Zeiss
ENV: Tenaya Creek, altitude 7600 ft / 2316 m, 70°F / 21°C
RAW: Enhance Details, LACA corrected, distortion corrected, vignetting corrected

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