What use have the AF confirm chip on this M42 adapter. : r/canon
Domiplan 50 Mm F2.8 Lens M42 Screw Fitting Canon EOS EF-S - Etsy
Fotodiox Lens Mount Adapter, M42 Type 2 Screw SLR Lens to Canon EF, EF-S Camera M42-EOS-V2-FC10
Electronic Chip 10 AF Confirm M42 Mount Lens Adapter for Canon EOS 7DII 6DII 200D 1300D 700D 800D 77D 80D 5Ds R 5DIII 5DIV 1DXII - AliExpress
Amazon.com : Fotasy Copper M42 Lens to Cannon EF Adapter, 42mm Screw Mount Lens to EFs, Infinity Focus, Compatible with Canon DSLR 6D 5D Mark IV III II 1Ds 1D 7D II
Soviet optics at Canon. Manual lenses for Canon. | Happy
Fotodiox Lens Mount Adapter Compatible with M42 Type 2 Screw Mount SLR – Fotodiox, Inc. USA
M42 to Canon EOS EF adapter, no chip - SovietCameraStore.com
M42 to Canon EOS EF adapter, no chip - SovietCameraStore.com
FotodioX Type 2 Pro Lens Mount Adapter M42-EOS-PRO-V2-FC10 B&H
Amazon.com : Fotodiox Pro Lens Mount Adapter Compatible with M42 Type 1 Screw Mount SLR Lens to Canon EOS (EF, EF-S) Mount D/SLR Camera Body - with Gen10 Focus Confirmation Chip :
FotodioX Pro Lens Mount Adapter for M42 Lens to M42-EOS-PRO-V2
Foleto M42 Lens Adapter Af Confirming Ring To For Canon M42-eos Mount With 3.0 Chip 500d 600d 40d 50d 60d 5d2 Black Silver - Lens Adapter - AliExpress
Flange M42-Canon EOS EMF 2.0 AF Confirm Adapter | Pixco - Provide Professional Photographic Equipment Accessories
M42 to Canon EOS 5D, 40D, 500D with focus confirmation - SovietCameraStore.com
Fotodiox Lens Mount Adapter Compatible with M42 Type 2 Screw Mount SLR – Fotodiox, Inc. USA
FotodioX Pro Lens Mount Adapter for M42 Lens to M42-EOS-PRO-V2
FotodioX Type 2 Pro Lens Mount Adapter M42-EOS-PRO-V2-FC10 B&H
M42-Canon EOS Flange Silver EMF AF Confirm Adapter | Pixco - Provide Professional Photographic Equipment Accessories
Programmable Confirm Adapter Ring For M42 Lens To Canon EOS EF Camera DC743 Set | eBay
Fotodiox Lens Mount Adapter Compatible with M42 Type 2 Screw Mount SLR – Fotodiox, Inc. USA
Amazon.com : Fotodiox Lens Mount Adapter - M42 Type 2 Screw Mount SLR Lens to Canon EOS (EF, EF-S) Mount SLR Camera Body : Electronics
Fotodiox Lens Mount Adapter Compatible with M42 Type 2 Screw Mount SLR – Fotodiox, Inc. USA
Electronic AF Confirm M42 Mount Lens Adapter for Canon EOS 5D 7D 60D 50D 40D 500D 550D 600D Rebel T2i T3i 1100D - AliExpress
Pixco EMF For M42-Canon AF Confirm Non-autofocus Lens Adapter Ring Suit For M42 Screw Mount to canon Camera 7D Mark II 5DIII - AliExpress
Amazon.com : Fotodiox Lens Mount Adapter Compatible with M42 Type 2 Screw Mount SLR Lens to Canon EOS (EF, EF-S) Mount D/SLR Camera Body - with Gen10 Focus Confirmation Chip : Electronics