![High Precision Metal M39 to M42 Screw Lens Mount Adapter Step Up Ring M39 Lens to M42 39mm to 42mm Adapter Ring|Lens Adapter| - AliExpress High Precision Metal M39 to M42 Screw Lens Mount Adapter Step Up Ring M39 Lens to M42 39mm to 42mm Adapter Ring|Lens Adapter| - AliExpress](https://ae01.alicdn.com/kf/H84dc4b3d330c4b7bb3b3d8551ad2e9e0z.jpg)
High Precision Metal M39 to M42 Screw Lens Mount Adapter Step Up Ring M39 Lens to M42 39mm to 42mm Adapter Ring|Lens Adapter| - AliExpress
![Buy High Precision Metal M39 to M42 Screw Lens Mount Adapter Step Up Ring at affordable prices — free shipping, real reviews with photos — Joom Buy High Precision Metal M39 to M42 Screw Lens Mount Adapter Step Up Ring at affordable prices — free shipping, real reviews with photos — Joom](https://img.joomcdn.net/010f56e1962633884778cc88baf8c042d2427b46_original.jpeg)
Buy High Precision Metal M39 to M42 Screw Lens Mount Adapter Step Up Ring at affordable prices — free shipping, real reviews with photos — Joom
![m42 m39 10 15 Adjustable Focusing Helicoid Ring Adapter for M42 to M39/L39 Mount 10mm 15mm Macro Extension Tube|Lens Adapter| - AliExpress m42 m39 10 15 Adjustable Focusing Helicoid Ring Adapter for M42 to M39/L39 Mount 10mm 15mm Macro Extension Tube|Lens Adapter| - AliExpress](https://ae01.alicdn.com/kf/H31f4d830c5824857b0c80d4a032c5e17V/m42-m39-10-15-Adjustable-Focusing-Helicoid-Ring-Adapter-for-M42-to-M39-L39-Mount-10mm.jpg_Q90.jpg_.webp)
m42 m39 10 15 Adjustable Focusing Helicoid Ring Adapter for M42 to M39/L39 Mount 10mm 15mm Macro Extension Tube|Lens Adapter| - AliExpress
![Fotga Metal M39-m42 Screw Mount Step up Ring Adapter for Leica M39 Lens to M42 Camera Leica, Canon, Nikon, Carl Zeiss, Pentax, Leica : Amazon.ca: Electronics Fotga Metal M39-m42 Screw Mount Step up Ring Adapter for Leica M39 Lens to M42 Camera Leica, Canon, Nikon, Carl Zeiss, Pentax, Leica : Amazon.ca: Electronics](https://m.media-amazon.com/images/I/514UHS1WJLL._AC_SY355_.jpg)
Fotga Metal M39-m42 Screw Mount Step up Ring Adapter for Leica M39 Lens to M42 Camera Leica, Canon, Nikon, Carl Zeiss, Pentax, Leica : Amazon.ca: Electronics
![Amazon.com : (2 Packs) M39 to M42 Adapter Ring, 39mm to 42mm Lens Adapter, for 42mm Focusing Helicoid : Camera Lens Caps : Electronics Amazon.com : (2 Packs) M39 to M42 Adapter Ring, 39mm to 42mm Lens Adapter, for 42mm Focusing Helicoid : Camera Lens Caps : Electronics](https://m.media-amazon.com/images/I/41S++3rwUBL._AC_SY350_.jpg)
Amazon.com : (2 Packs) M39 to M42 Adapter Ring, 39mm to 42mm Lens Adapter, for 42mm Focusing Helicoid : Camera Lens Caps : Electronics
![m42 m39(12 19) M42 to M39/L39 Mount Adjustable Focusing Helicoid Ring Adapter 12mm 19mm Macro Extension Tube|Lens Adapter| - AliExpress m42 m39(12 19) M42 to M39/L39 Mount Adjustable Focusing Helicoid Ring Adapter 12mm 19mm Macro Extension Tube|Lens Adapter| - AliExpress](https://ae01.alicdn.com/kf/Hdd1723dc1a414f75852a1aec5a7dd2787/m42-m39-12-19-M42-to-M39-L39-Mount-Adjustable-Focusing-Helicoid-Ring-Adapter-12mm-19mm.jpg_Q90.jpg_.webp)
m42 m39(12 19) M42 to M39/L39 Mount Adjustable Focusing Helicoid Ring Adapter 12mm 19mm Macro Extension Tube|Lens Adapter| - AliExpress
![m42 m39 42mm 39mm 4.5mm female 42mm to male 39mm M42 to M39 Lens Adapter ring step down for Leica Zenit camera|Lens Adapter| - AliExpress m42 m39 42mm 39mm 4.5mm female 42mm to male 39mm M42 to M39 Lens Adapter ring step down for Leica Zenit camera|Lens Adapter| - AliExpress](https://ae01.alicdn.com/kf/H963dfc9f9f034628bc62b2fb67acf46bR/m42-m39-42mm-39mm-4-5mm-female-42mm-to-male-39mm-M42-to-M39-Lens-Adapter.jpg)
m42 m39 42mm 39mm 4.5mm female 42mm to male 39mm M42 to M39 Lens Adapter ring step down for Leica Zenit camera|Lens Adapter| - AliExpress
![Amazon.com : (2 Packs) M39 to M42 Adapter Ring, 39mm to 42mm Lens Adapter, for 42mm Focusing Helicoid : Camera Lens Caps : Electronics Amazon.com : (2 Packs) M39 to M42 Adapter Ring, 39mm to 42mm Lens Adapter, for 42mm Focusing Helicoid : Camera Lens Caps : Electronics](https://m.media-amazon.com/images/I/41SHAgGE22L._AC_SY580_.jpg)
Amazon.com : (2 Packs) M39 to M42 Adapter Ring, 39mm to 42mm Lens Adapter, for 42mm Focusing Helicoid : Camera Lens Caps : Electronics
![Amazon.com : (2 Packs) M39 to M42 Adapter Ring, 39mm to 42mm Lens Adapter, for 42mm Focusing Helicoid : Camera Lens Caps : Electronics Amazon.com : (2 Packs) M39 to M42 Adapter Ring, 39mm to 42mm Lens Adapter, for 42mm Focusing Helicoid : Camera Lens Caps : Electronics](https://m.media-amazon.com/images/I/41dm06gufpL._AC_SY580_.jpg)
Amazon.com : (2 Packs) M39 to M42 Adapter Ring, 39mm to 42mm Lens Adapter, for 42mm Focusing Helicoid : Camera Lens Caps : Electronics
![Aluminum M42 To M39 Camera Lens Adapter Ring 42mm To 39mm Thread Mount (m42- m39) - Lens Adapter - AliExpress Aluminum M42 To M39 Camera Lens Adapter Ring 42mm To 39mm Thread Mount (m42- m39) - Lens Adapter - AliExpress](https://ae01.alicdn.com/kf/HTB1IQg2RVXXXXcMXVXXq6xXFXXXz/Aluminum-M39-to-M42-Camera-Lens-Adapter-Ring-39mm-to-42mm-Thread-Mount-M39-M42.jpg_Q90.jpg_.webp)
Aluminum M42 To M39 Camera Lens Adapter Ring 42mm To 39mm Thread Mount (m42- m39) - Lens Adapter - AliExpress
![M39 Lens to M42 Camera Adjustable Focusing Helicoid Ring Adapter 17 31mm Macro Extension Tube M39 M42|Lens Adapter| - AliExpress M39 Lens to M42 Camera Adjustable Focusing Helicoid Ring Adapter 17 31mm Macro Extension Tube M39 M42|Lens Adapter| - AliExpress](https://ae01.alicdn.com/kf/He59185fd656e4b46bde44791eef7319dr/M39-Lens-to-M42-Camera-Adjustable-Focusing-Helicoid-Ring-Adapter-17-31mm-Macro-Extension-Tube-M39.jpg)
M39 Lens to M42 Camera Adjustable Focusing Helicoid Ring Adapter 17 31mm Macro Extension Tube M39 M42|Lens Adapter| - AliExpress
![Amazon.com : (2 Packs) M39 to M42 Adapter Ring, 39mm to 42mm Lens Adapter, for 42mm Focusing Helicoid : Camera Lens Caps : Electronics Amazon.com : (2 Packs) M39 to M42 Adapter Ring, 39mm to 42mm Lens Adapter, for 42mm Focusing Helicoid : Camera Lens Caps : Electronics](https://m.media-amazon.com/images/I/61G5VNTosuL.jpg)
Amazon.com : (2 Packs) M39 to M42 Adapter Ring, 39mm to 42mm Lens Adapter, for 42mm Focusing Helicoid : Camera Lens Caps : Electronics
![Adapters for connecting M39 & M42 lenses to a Micro 4/3 camera: Adapted Lens Talk Forum: Digital Photography Review Adapters for connecting M39 & M42 lenses to a Micro 4/3 camera: Adapted Lens Talk Forum: Digital Photography Review](https://i.ebayimg.com/images/g/uMwAAOSwgYVZ2uFI/s-l1600.jpg)
Adapters for connecting M39 & M42 lenses to a Micro 4/3 camera: Adapted Lens Talk Forum: Digital Photography Review
![Amazon.com : Fotodiox Lens Mount Adapter, M39 to M42 (39mm - 42mm Thread) Adapter for Leica, Canon, Nikon, Carl Zeiss, Pentax, Leica : Camera Lens Adapters : Electronics Amazon.com : Fotodiox Lens Mount Adapter, M39 to M42 (39mm - 42mm Thread) Adapter for Leica, Canon, Nikon, Carl Zeiss, Pentax, Leica : Camera Lens Adapters : Electronics](https://m.media-amazon.com/images/I/31nwuHqssdL.jpg)
Amazon.com : Fotodiox Lens Mount Adapter, M39 to M42 (39mm - 42mm Thread) Adapter for Leica, Canon, Nikon, Carl Zeiss, Pentax, Leica : Camera Lens Adapters : Electronics
![M39 To M42 Screw Mount Adapter Ring For Leica L39 Ltm Lens To Pentax M39-m42 - Sports & Action Video Cameras Accessories - AliExpress M39 To M42 Screw Mount Adapter Ring For Leica L39 Ltm Lens To Pentax M39-m42 - Sports & Action Video Cameras Accessories - AliExpress](https://ae01.alicdn.com/kf/H064bbfcaff8940bdb5380e3fa59cfba2R/M39-to-M42-Screw-Mount-Adapter-Ring-for-Leica-L39-LTM-Lens-to-Pentax-M39-M42.jpg_Q90.jpg_.webp)