A Warning to Those Who Are Using Helicoid Adapter: Adapted Lens Talk Forum: Digital Photography Review
![M52 To M42 Lens Helicoid Adapter 17-31mm 42mm Screw Mount Camera Macro Close-up Picture Extension Tube Ring - Lens Adapter - AliExpress M52 To M42 Lens Helicoid Adapter 17-31mm 42mm Screw Mount Camera Macro Close-up Picture Extension Tube Ring - Lens Adapter - AliExpress](https://ae01.alicdn.com/kf/Hdd35410ea8294cca8d45888f6f1a18e3d/M52-to-M42-Lens-Helicoid-Adapter-17-31mm-42mm-Screw-Mount-Camera-Macro-Close-up-Picture.jpg_Q90.jpg_.webp)
M52 To M42 Lens Helicoid Adapter 17-31mm 42mm Screw Mount Camera Macro Close-up Picture Extension Tube Ring - Lens Adapter - AliExpress
![Amazon.com : Fotasy M42 Lens to M4/3 Focusing Helicoid Adapter, MFT Mount Macro Helicoid Tube, Compatible with Panasonic G9 GH5 II GX8 GX9 GX850 G95 G100 Olympus E-M1 E-M5 E-M10 I II Amazon.com : Fotasy M42 Lens to M4/3 Focusing Helicoid Adapter, MFT Mount Macro Helicoid Tube, Compatible with Panasonic G9 GH5 II GX8 GX9 GX850 G95 G100 Olympus E-M1 E-M5 E-M10 I II](https://m.media-amazon.com/images/I/71QPR38xuOL.jpg)
Amazon.com : Fotasy M42 Lens to M4/3 Focusing Helicoid Adapter, MFT Mount Macro Helicoid Tube, Compatible with Panasonic G9 GH5 II GX8 GX9 GX850 G95 G100 Olympus E-M1 E-M5 E-M10 I II
![Amazon.com : Fotasy M42 Lens to Sony E-Mount Focusing Helicoid Adapter, 42mm Screw Mount lens to E-Mount Macro Extension Tube, fits Sony a3000 a3500 a5000 a5100 a6000 a6100 a6300 a6400 a6400 a6500 Amazon.com : Fotasy M42 Lens to Sony E-Mount Focusing Helicoid Adapter, 42mm Screw Mount lens to E-Mount Macro Extension Tube, fits Sony a3000 a3500 a5000 a5100 a6000 a6100 a6300 a6400 a6400 a6500](https://m.media-amazon.com/images/I/71sklITGmML.jpg)
Amazon.com : Fotasy M42 Lens to Sony E-Mount Focusing Helicoid Adapter, 42mm Screw Mount lens to E-Mount Macro Extension Tube, fits Sony a3000 a3500 a5000 a5100 a6000 a6100 a6300 a6400 a6400 a6500
Helicoid grease and oil condensation from that hitting sensors with old lenses, and new?: Sony Alpha Full Frame E-mount Talk Forum: Digital Photography Review
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Andoer M52-M42(17-31) 17mm-31mm M52 to M42 Mount Camera Lens Adapter Ring Macro Extension Tube Helicoid Lens Focusing Adapter Ring for Macro Photography - Walmart.com
![Amazon.com : Fotasy 17-31mm M52 to M42 Lens Macro Helicoid Adapter, 52mm Focusing Helicoid Extention Tube, 17mm to 31mm, 14mm Max Movement, fits M52 52mm Screw Mount Lens : Camera Lens Adapters : Amazon.com : Fotasy 17-31mm M52 to M42 Lens Macro Helicoid Adapter, 52mm Focusing Helicoid Extention Tube, 17mm to 31mm, 14mm Max Movement, fits M52 52mm Screw Mount Lens : Camera Lens Adapters :](https://m.media-amazon.com/images/I/61hQg+3xPiL._AC_UF894,1000_QL80_.jpg)