![Asahi Pentax Takumar 83mm F/1.9 Lens for M37 Mount w/ M42 Adapter from Japan (C1749) | Big Fish J-Camera (Big Fish J-Shop) Asahi Pentax Takumar 83mm F/1.9 Lens for M37 Mount w/ M42 Adapter from Japan (C1749) | Big Fish J-Camera (Big Fish J-Shop)](https://jshop.jp/cameratest/pic/C1749_S02.jpg)
Asahi Pentax Takumar 83mm F/1.9 Lens for M37 Mount w/ M42 Adapter from Japan (C1749) | Big Fish J-Camera (Big Fish J-Shop)
![Amazon.com : M42-FD Lens Adapter, M42-FD M42 Screw Lens for Canon FD F-1 A-1 T60 FTB Film Camera Adapter, for Zeiss, for Pentax, for Praktica, for Mamiya, for Zenit : Electronics Amazon.com : M42-FD Lens Adapter, M42-FD M42 Screw Lens for Canon FD F-1 A-1 T60 FTB Film Camera Adapter, for Zeiss, for Pentax, for Praktica, for Mamiya, for Zenit : Electronics](https://m.media-amazon.com/images/I/511oxeZ2gEL.jpg)
Amazon.com : M42-FD Lens Adapter, M42-FD M42 Screw Lens for Canon FD F-1 A-1 T60 FTB Film Camera Adapter, for Zeiss, for Pentax, for Praktica, for Mamiya, for Zenit : Electronics
![M37-M42 M37 x 0.75 Female to 42mm x 1 Male Screw Camera Lens adapter - AliExpress Consumer Electronics M37-M42 M37 x 0.75 Female to 42mm x 1 Male Screw Camera Lens adapter - AliExpress Consumer Electronics](https://ae01.alicdn.com/kf/H3809e63b199d40c286fef7f434e70e885/M37-M42-M37-x-0-75-Female-to-42mm-x-1-Male-Screw-Camera-Lens-adapter.jpg)
M37-M42 M37 x 0.75 Female to 42mm x 1 Male Screw Camera Lens adapter - AliExpress Consumer Electronics
![Adjustable Aperture 1.5-26mm Iris Diaphragm M30 To M37 Camera Lens Module Diy Retrofit Adapter Ring - Microscope Parts & Accessories - AliExpress Adjustable Aperture 1.5-26mm Iris Diaphragm M30 To M37 Camera Lens Module Diy Retrofit Adapter Ring - Microscope Parts & Accessories - AliExpress](https://ae04.alicdn.com/kf/Sd093abe8128c489a871d57865c9f9697B.jpg)
Adjustable Aperture 1.5-26mm Iris Diaphragm M30 To M37 Camera Lens Module Diy Retrofit Adapter Ring - Microscope Parts & Accessories - AliExpress
![For Sale - Sold Genuine vintage Asahi Pentax M37-M42 converter ring with original box - PentaxForums.com For Sale - Sold Genuine vintage Asahi Pentax M37-M42 converter ring with original box - PentaxForums.com](https://www.pentaxforums.com/forums/attachments/36-sold-items/327271d1475238980-sale-sold-genuine-vintage-asahi-pentax-m37-m42-converter-ring-original-box-m37ring.jpg)
For Sale - Sold Genuine vintage Asahi Pentax M37-M42 converter ring with original box - PentaxForums.com
![Asahi Pentax Takumar 83mm F/1.9 Lens for M37 Mount w/ M42 Adapter from Japan (C1749) | Big Fish J-Camera (Big Fish J-Shop) Asahi Pentax Takumar 83mm F/1.9 Lens for M37 Mount w/ M42 Adapter from Japan (C1749) | Big Fish J-Camera (Big Fish J-Shop)](https://jshop.jp/cameratest/pic/C1749_09.jpg)
Asahi Pentax Takumar 83mm F/1.9 Lens for M37 Mount w/ M42 Adapter from Japan (C1749) | Big Fish J-Camera (Big Fish J-Shop)
![M37-m42 Transfer Ring M370.75 Mm Transfer Ring M42(1) Modified Mouth Ring Whole Tooth Transfer 37-42mm Adapter Ring - Lens Adapter - AliExpress M37-m42 Transfer Ring M370.75 Mm Transfer Ring M42(1) Modified Mouth Ring Whole Tooth Transfer 37-42mm Adapter Ring - Lens Adapter - AliExpress](https://ae01.alicdn.com/kf/H2f7d7e3ca2d44900883fe1d3e99e43e9y/M37-M42-transfer-ring-m370-75-mm-transfer-ring-M42-1-modified-mouth-ring-whole-tooth.jpg_Q90.jpg_.webp)
M37-m42 Transfer Ring M370.75 Mm Transfer Ring M42(1) Modified Mouth Ring Whole Tooth Transfer 37-42mm Adapter Ring - Lens Adapter - AliExpress
![Asahi Pentax Takumar 83mm F/1.9 Lens for M37 Mount w/ M42 Adapter from Japan (C1749) | Big Fish J-Camera (Big Fish J-Shop) Asahi Pentax Takumar 83mm F/1.9 Lens for M37 Mount w/ M42 Adapter from Japan (C1749) | Big Fish J-Camera (Big Fish J-Shop)](https://jshop.jp/cameratest/pic/C1749_S01.jpg)