![Amazon.com : PHOLSY M42 to EOS RF-Mount Adapter Compatible with M42 42mm Screw Mount Lens to Canon EOS RF Mount Camera Body for EOS R8, R50, R6 Mark II, R7, R10, R3, Amazon.com : PHOLSY M42 to EOS RF-Mount Adapter Compatible with M42 42mm Screw Mount Lens to Canon EOS RF Mount Camera Body for EOS R8, R50, R6 Mark II, R7, R10, R3,](https://m.media-amazon.com/images/I/719V+eJxZTL._AC_UF894,1000_QL80_.jpg)
Amazon.com : PHOLSY M42 to EOS RF-Mount Adapter Compatible with M42 42mm Screw Mount Lens to Canon EOS RF Mount Camera Body for EOS R8, R50, R6 Mark II, R7, R10, R3,
![Amazon.com : Fotodiox Lens Mount Adapter (Type 1), M42 (42mm x1 Thread Screw) Lens to Pentax Q-Series Camera, fits Pentax Q Mirrorless Cameras, fits Pentax Takumar and Zeiss Lenses. : Electronics Amazon.com : Fotodiox Lens Mount Adapter (Type 1), M42 (42mm x1 Thread Screw) Lens to Pentax Q-Series Camera, fits Pentax Q Mirrorless Cameras, fits Pentax Takumar and Zeiss Lenses. : Electronics](https://m.media-amazon.com/images/I/31Jsu-N7LiL._SR600%2C315_PIWhiteStrip%2CBottomLeft%2C0%2C35_PIStarRatingFIVE%2CBottomLeft%2C360%2C-6_SR600%2C315_ZA6%2C445%2C290%2C400%2C400%2CAmazonEmberBold%2C12%2C4%2C0%2C0%2C5_SCLZZZZZZZ_FMpng_BG255%2C255%2C255.jpg)
Amazon.com : Fotodiox Lens Mount Adapter (Type 1), M42 (42mm x1 Thread Screw) Lens to Pentax Q-Series Camera, fits Pentax Q Mirrorless Cameras, fits Pentax Takumar and Zeiss Lenses. : Electronics
![Amazon.com : PHOLSY Lens Mount Adapter M42 to L Compatible with M42 42mm Screw Mount Lens to Leica L Mount Camera Body Compatible with Leica SL2, SL2-S, CL, TL2, Lumix S5, S1, Amazon.com : PHOLSY Lens Mount Adapter M42 to L Compatible with M42 42mm Screw Mount Lens to Leica L Mount Camera Body Compatible with Leica SL2, SL2-S, CL, TL2, Lumix S5, S1,](https://m.media-amazon.com/images/I/61TZW1QvLfL._AC_UF894,1000_QL80_.jpg)
Amazon.com : PHOLSY Lens Mount Adapter M42 to L Compatible with M42 42mm Screw Mount Lens to Leica L Mount Camera Body Compatible with Leica SL2, SL2-S, CL, TL2, Lumix S5, S1,
![Amazon.com : Astromania T-Ring and M42 to 1.25" Telescope Adapter (T-Mount) for 42mm Pentax-k SLR/DSLR Telescope Cameras.(for Camera K-x, K-r, K-01, K-30, K20D, K200D, K2000, K1000, K100D Super, K110D, Etc). : Electronics Amazon.com : Astromania T-Ring and M42 to 1.25" Telescope Adapter (T-Mount) for 42mm Pentax-k SLR/DSLR Telescope Cameras.(for Camera K-x, K-r, K-01, K-30, K20D, K200D, K2000, K1000, K100D Super, K110D, Etc). : Electronics](https://m.media-amazon.com/images/W/MEDIAX_792452-T2/images/I/41mu88tAAhL._AC_.jpg)
Amazon.com : Astromania T-Ring and M42 to 1.25" Telescope Adapter (T-Mount) for 42mm Pentax-k SLR/DSLR Telescope Cameras.(for Camera K-x, K-r, K-01, K-30, K20D, K200D, K2000, K1000, K100D Super, K110D, Etc). : Electronics
![Amazon.com : Urth Lens Mount Adapter: Compatible with Pentax K Lens to Fujifilm X Camera Body : Electronics Amazon.com : Urth Lens Mount Adapter: Compatible with Pentax K Lens to Fujifilm X Camera Body : Electronics](https://m.media-amazon.com/images/I/71d81eiXY2L._AC_UF894,1000_QL80_.jpg)
Amazon.com : Urth Lens Mount Adapter: Compatible with Pentax K Lens to Fujifilm X Camera Body : Electronics
![Amazon.com : Urth Lens Mount Adapter: Compatible with M42 Lens to Pentax K Camera Body : Electronics Amazon.com : Urth Lens Mount Adapter: Compatible with M42 Lens to Pentax K Camera Body : Electronics](https://m.media-amazon.com/images/I/61UyHwA52VL.jpg)
Amazon.com : Urth Lens Mount Adapter: Compatible with M42 Lens to Pentax K Camera Body : Electronics
![Amazon.com : Urth Lens Mount Adapter: Compatible with M42 Lens to Pentax K Camera Body : Electronics Amazon.com : Urth Lens Mount Adapter: Compatible with M42 Lens to Pentax K Camera Body : Electronics](https://m.media-amazon.com/images/S/aplus-media/sc/1abd34c5-fdd5-4a3b-aa35-596cd01cc9bc.__CR62,0,4043,2501_PT0_SX970_V1___.jpg)
Amazon.com : Urth Lens Mount Adapter: Compatible with M42 Lens to Pentax K Camera Body : Electronics
![Amazon.com : K&F Concept M42 Lens to Micro 4/3 Lens Adapter,M42 Screw Mount to Micro Four Thirds M43 MFT Fits for Olympus PE, Panasonic Lumix : Electronics Amazon.com : K&F Concept M42 Lens to Micro 4/3 Lens Adapter,M42 Screw Mount to Micro Four Thirds M43 MFT Fits for Olympus PE, Panasonic Lumix : Electronics](https://m.media-amazon.com/images/I/41ONqcQREML.jpg)
Amazon.com : K&F Concept M42 Lens to Micro 4/3 Lens Adapter,M42 Screw Mount to Micro Four Thirds M43 MFT Fits for Olympus PE, Panasonic Lumix : Electronics
![Amazon.com : Fotodiox Pro Lens Mount Adapter - M42 Screw Mount SLR Lens to Pentax K (PK) Mount SLR Camera Body : Electronics Amazon.com : Fotodiox Pro Lens Mount Adapter - M42 Screw Mount SLR Lens to Pentax K (PK) Mount SLR Camera Body : Electronics](https://m.media-amazon.com/images/I/81zC2jwipJL._AC_UF894,1000_QL80_.jpg)
Amazon.com : Fotodiox Pro Lens Mount Adapter - M42 Screw Mount SLR Lens to Pentax K (PK) Mount SLR Camera Body : Electronics
![Amazon.com : K&F Concept PK/DA to FX Adapter, Manual Lens Mount Adapter with Aperture Control Ring for Pentax K AF PK DA A Mount Lens Compatible with Fujifilm Fuji X Mirrorless Cameras : Amazon.com : K&F Concept PK/DA to FX Adapter, Manual Lens Mount Adapter with Aperture Control Ring for Pentax K AF PK DA A Mount Lens Compatible with Fujifilm Fuji X Mirrorless Cameras :](https://m.media-amazon.com/images/I/611RT-DoeUL._AC_UF894,1000_QL80_.jpg)
Amazon.com : K&F Concept PK/DA to FX Adapter, Manual Lens Mount Adapter with Aperture Control Ring for Pentax K AF PK DA A Mount Lens Compatible with Fujifilm Fuji X Mirrorless Cameras :
![Amazon.com : Haoge Lens Mount Adapter for Pentax K PK Mount Lens to Leica M LM Mount Camera Such as M240, M240P, M262, M3, M2, M1, M4, M5, CL, M6, MP, M7, Amazon.com : Haoge Lens Mount Adapter for Pentax K PK Mount Lens to Leica M LM Mount Camera Such as M240, M240P, M262, M3, M2, M1, M4, M5, CL, M6, MP, M7,](https://m.media-amazon.com/images/I/61Tm0WAA0FL._AC_UF894,1000_QL80_.jpg)
Amazon.com : Haoge Lens Mount Adapter for Pentax K PK Mount Lens to Leica M LM Mount Camera Such as M240, M240P, M262, M3, M2, M1, M4, M5, CL, M6, MP, M7,
![Amazon.com : Fotodiox Lens Mount Adapter - Compatible with Pentax K Mount (PK) SLR Lens on Fuji X-Mount Cameras : Electronics Amazon.com : Fotodiox Lens Mount Adapter - Compatible with Pentax K Mount (PK) SLR Lens on Fuji X-Mount Cameras : Electronics](https://m.media-amazon.com/images/I/81ryG2AmgiL.jpg)
Amazon.com : Fotodiox Lens Mount Adapter - Compatible with Pentax K Mount (PK) SLR Lens on Fuji X-Mount Cameras : Electronics
![Amazon.com : Bower ABSPK Pentax K Mount to M42 Screw Mount Adapter : Camera Lens Adapters : Electronics Amazon.com : Bower ABSPK Pentax K Mount to M42 Screw Mount Adapter : Camera Lens Adapters : Electronics](https://m.media-amazon.com/images/I/61pjWpm42kL._AC_UF894,1000_QL80_.jpg)
Amazon.com : Bower ABSPK Pentax K Mount to M42 Screw Mount Adapter : Camera Lens Adapters : Electronics
![Amazon.com : Urth Lens Mount Adapter: Compatible with M42 Lens to Pentax K Camera Body : Electronics Amazon.com : Urth Lens Mount Adapter: Compatible with M42 Lens to Pentax K Camera Body : Electronics](https://m.media-amazon.com/images/I/41HOig-AciL._AC_UF350,350_QL80_.jpg)
Amazon.com : Urth Lens Mount Adapter: Compatible with M42 Lens to Pentax K Camera Body : Electronics
![Amazon.com: FOTGA Lens Mount Adapter for M42 Mount Lens to Pentax PK K Mount Camera K-S2 K-1 K-3II K-70 K-P : Electronics Amazon.com: FOTGA Lens Mount Adapter for M42 Mount Lens to Pentax PK K Mount Camera K-S2 K-1 K-3II K-70 K-P : Electronics](https://m.media-amazon.com/images/I/61DggqWwxyL._AC_UF894,1000_QL80_.jpg)
Amazon.com: FOTGA Lens Mount Adapter for M42 Mount Lens to Pentax PK K Mount Camera K-S2 K-1 K-3II K-70 K-P : Electronics
![Amazon.com : Fotodiox Lens Mount Adapter (Type 1), M42 (42mm x1 Thread Screw) Lens to Nikon 1-Series Camera, fits Nikon V1, J1 Mirrorless Cameras, Type 1 fits Pentax Takumar and Zeiss Lenses. : Electronics Amazon.com : Fotodiox Lens Mount Adapter (Type 1), M42 (42mm x1 Thread Screw) Lens to Nikon 1-Series Camera, fits Nikon V1, J1 Mirrorless Cameras, Type 1 fits Pentax Takumar and Zeiss Lenses. : Electronics](https://m.media-amazon.com/images/I/41wdbnntYjL._AC_UF894,1000_QL80_.jpg)
Amazon.com : Fotodiox Lens Mount Adapter (Type 1), M42 (42mm x1 Thread Screw) Lens to Nikon 1-Series Camera, fits Nikon V1, J1 Mirrorless Cameras, Type 1 fits Pentax Takumar and Zeiss Lenses. : Electronics
![Amazon.com : Urth Lens Mount Adapter: Compatible with M42 Lens to Pentax K Camera Body : Electronics Amazon.com : Urth Lens Mount Adapter: Compatible with M42 Lens to Pentax K Camera Body : Electronics](https://m.media-amazon.com/images/I/61UyHwA52VL._AC_UF1000,1000_QL80_.jpg)
Amazon.com : Urth Lens Mount Adapter: Compatible with M42 Lens to Pentax K Camera Body : Electronics
![Amazon.com : Fotodiox Pro Lens Mount Adapter - M42 Screw Mount SLR Lens to Pentax K (PK) Mount SLR Camera Body : Electronics Amazon.com : Fotodiox Pro Lens Mount Adapter - M42 Screw Mount SLR Lens to Pentax K (PK) Mount SLR Camera Body : Electronics](https://m.media-amazon.com/images/I/41Euzu562FL._AC_UF350,350_QL80_.jpg)
Amazon.com : Fotodiox Pro Lens Mount Adapter - M42 Screw Mount SLR Lens to Pentax K (PK) Mount SLR Camera Body : Electronics
![Amazon.com : Fotodiox Pro Lens Mount Adapter - M42 Screw Mount SLR Lens to Pentax K (PK) Mount SLR Camera Body : Electronics Amazon.com : Fotodiox Pro Lens Mount Adapter - M42 Screw Mount SLR Lens to Pentax K (PK) Mount SLR Camera Body : Electronics](https://m.media-amazon.com/images/I/81j8eXKpz1L.jpg)
Amazon.com : Fotodiox Pro Lens Mount Adapter - M42 Screw Mount SLR Lens to Pentax K (PK) Mount SLR Camera Body : Electronics
![Amazon.com : Fotasy Adjustable T/T2 Telescope Lens to Pentax K Mount DSLR Camera Adapter Ring, Compatible with K-70 K-1 K-3 II K-S2 K-S1 K-3 K-50 K-30 K-5 IIs K-5 II K-5 K-500 Amazon.com : Fotasy Adjustable T/T2 Telescope Lens to Pentax K Mount DSLR Camera Adapter Ring, Compatible with K-70 K-1 K-3 II K-S2 K-S1 K-3 K-50 K-30 K-5 IIs K-5 II K-5 K-500](https://m.media-amazon.com/images/I/61SHD1zBRWL.jpg)
Amazon.com : Fotasy Adjustable T/T2 Telescope Lens to Pentax K Mount DSLR Camera Adapter Ring, Compatible with K-70 K-1 K-3 II K-S2 K-S1 K-3 K-50 K-30 K-5 IIs K-5 II K-5 K-500
![Amazon.com : K&F Concept Lens Mount Adapter Compatible for PK K Mount Lens to NEX E-Mount Camera Body with Matting Varnish Design : Electronics Amazon.com : K&F Concept Lens Mount Adapter Compatible for PK K Mount Lens to NEX E-Mount Camera Body with Matting Varnish Design : Electronics](https://m.media-amazon.com/images/I/61TYVisOehL.jpg)
Amazon.com : K&F Concept Lens Mount Adapter Compatible for PK K Mount Lens to NEX E-Mount Camera Body with Matting Varnish Design : Electronics
![Amazon.com : Fotodiox Lens Mount Adapter Compatible with M42 (42x1mm) Screw Mount Lenses to Sony E-Mount Cameras : Electronics Amazon.com : Fotodiox Lens Mount Adapter Compatible with M42 (42x1mm) Screw Mount Lenses to Sony E-Mount Cameras : Electronics](https://m.media-amazon.com/images/I/71QHHx0V0kL._AC_UF894,1000_QL80_.jpg)
Amazon.com : Fotodiox Lens Mount Adapter Compatible with M42 (42x1mm) Screw Mount Lenses to Sony E-Mount Cameras : Electronics
![Amazon.com : Fotodiox Pro Lens Mount Adapter - M42 Screw Mount SLR Lens to Pentax K (PK) Mount SLR Camera Body : Electronics Amazon.com : Fotodiox Pro Lens Mount Adapter - M42 Screw Mount SLR Lens to Pentax K (PK) Mount SLR Camera Body : Electronics](https://m.media-amazon.com/images/I/41Vg7YgUARL._AC_UF350,350_QL80_.jpg)
Amazon.com : Fotodiox Pro Lens Mount Adapter - M42 Screw Mount SLR Lens to Pentax K (PK) Mount SLR Camera Body : Electronics
![Amazon.com : Urth Lens Mount Adapter: Compatible for Nikon F Lens to Pentax K Camera Body : Electronics Amazon.com : Urth Lens Mount Adapter: Compatible for Nikon F Lens to Pentax K Camera Body : Electronics](https://m.media-amazon.com/images/W/MEDIAX_792452-T2/images/I/71vg1F7T0-L.jpg)