![lens - What is the little metal piece attached to the aperture ring in some Zeiss lenses? - Photography Stack Exchange lens - What is the little metal piece attached to the aperture ring in some Zeiss lenses? - Photography Stack Exchange](https://i.stack.imgur.com/XmG4I.jpg)
lens - What is the little metal piece attached to the aperture ring in some Zeiss lenses? - Photography Stack Exchange
D5000 & 28-70 f/2.8D Aperture ring lock: Nikon DX SLR (D40-D90, D3000-D7500) Talk Forum: Digital Photography Review
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Amazon.com : Novoflex Adapter with Manual Aperture Control Ring for all Nikon G Lenses to Micro Four Thirds Body (MFT/NIK) : Camera Lens Adapters : Electronics
![Fotasy Nikon G AF-S Lens to Micro 4/3 Adapter, Aperture Ring, fits Olympus OM-D E-M1 I II E-M1X E-M5 I II III E-PM2 E-PM1 PEN-F/ Panasonic G7 G9 GH5 GM5 GX7 GX8 Fotasy Nikon G AF-S Lens to Micro 4/3 Adapter, Aperture Ring, fits Olympus OM-D E-M1 I II E-M1X E-M5 I II III E-PM2 E-PM1 PEN-F/ Panasonic G7 G9 GH5 GM5 GX7 GX8](https://i5.walmartimages.com/asr/ba6f4a81-84be-47e7-809a-785fc9fe9d47.382aa1b26218872c06101e372de96b65.jpeg?odnHeight=768&odnWidth=768&odnBg=FFFFFF)
Fotasy Nikon G AF-S Lens to Micro 4/3 Adapter, Aperture Ring, fits Olympus OM-D E-M1 I II E-M1X E-M5 I II III E-PM2 E-PM1 PEN-F/ Panasonic G7 G9 GH5 GM5 GX7 GX8
What should I do? My Nikon D90 camera's aperture ring can only be kept at 22, except that error FEE occurs. - Quora
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