https://nikonrumors.com/2020/04/07/nikon-released-firmware-update-version-1-01-for-the-nikkor-z-24-70mm-f-4-s-lens.aspx/
Nikon released firmware update version 1.01 for the Nikkor Z 24-70mm f/4 S lens with a single fix:
"Aperture control has been made more reliable by setting aperture to a medium diameter (around f/8) when the camera is turned off, rather than close to the minimum diameter."
未正常收合可能會讓光圈葉片疲乏
三分鐘小教室-如何正確拆裝Nikon Z系列無反鏡頭
結果這次的韌體更新就把關機光圈改成F8
不知道這個判斷的標準在哪

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