![Amazon.com : Opteka 500mm f/8 HD Preset Telephoto Lens for Pentax K-1, K-3 II, KP, K-70, K-S2, K-S1, K-500, K-50, K-30, K-7, K-5, K-3, K20D, K100D and K10D Digital SLR Cameras : Amazon.com : Opteka 500mm f/8 HD Preset Telephoto Lens for Pentax K-1, K-3 II, KP, K-70, K-S2, K-S1, K-500, K-50, K-30, K-7, K-5, K-3, K20D, K100D and K10D Digital SLR Cameras :](https://m.media-amazon.com/images/I/71NruRmZ2AL._AC_UF894,1000_QL80_.jpg)
Amazon.com : Opteka 500mm f/8 HD Preset Telephoto Lens for Pentax K-1, K-3 II, KP, K-70, K-S2, K-S1, K-500, K-50, K-30, K-7, K-5, K-3, K20D, K100D and K10D Digital SLR Cameras :
![Zhongyi 85mm F1.2 Lens Full Frame Portrait For Pentax K Mount SLR Camera K 70 KP K 3II K S1 K S3 K 500 K100D K 50 K 3 K10D K 5|Camera Lens| - AliExpress Zhongyi 85mm F1.2 Lens Full Frame Portrait For Pentax K Mount SLR Camera K 70 KP K 3II K S1 K S3 K 500 K100D K 50 K 3 K10D K 5|Camera Lens| - AliExpress](https://ae01.alicdn.com/kf/S1e933ee00dd8439387e1a4daf4e84462V/Zhongyi-85mm-F1-2-Lens-Full-Frame-Portrait-For-Pentax-K-Mount-SLR-Camera-K-70.jpg_Q90.jpg_.webp)
Zhongyi 85mm F1.2 Lens Full Frame Portrait For Pentax K Mount SLR Camera K 70 KP K 3II K S1 K S3 K 500 K100D K 50 K 3 K10D K 5|Camera Lens| - AliExpress
![Amazon.com: BM Premium 2 Pack of D-LI109 Batteries and Battery Charger for Pentax KP, K-R, K-S1, K-S2, K-30, K-50, K-70, K-500 Digital SLR Camera : Electronics Amazon.com: BM Premium 2 Pack of D-LI109 Batteries and Battery Charger for Pentax KP, K-R, K-S1, K-S2, K-30, K-50, K-70, K-500 Digital SLR Camera : Electronics](https://m.media-amazon.com/images/I/7135ywW94SL._AC_UF1000,1000_QL80_.jpg)
Amazon.com: BM Premium 2 Pack of D-LI109 Batteries and Battery Charger for Pentax KP, K-R, K-S1, K-S2, K-30, K-50, K-70, K-500 Digital SLR Camera : Electronics
![500mm f/8 Telephoto Lens (T Mount) with 2x Teleconverter (=1000mm) for Pentax K-S1, K-500, K-30, K-50 - Walmart.com 500mm f/8 Telephoto Lens (T Mount) with 2x Teleconverter (=1000mm) for Pentax K-S1, K-500, K-30, K-50 - Walmart.com](https://i5.walmartimages.com/asr/729ad483-4bdc-4394-8c40-59ec1e031206_1.ad21271aad2fc10f60406fd918ae6fea.jpeg?odnHeight=612&odnWidth=612&odnBg=FFFFFF)
500mm f/8 Telephoto Lens (T Mount) with 2x Teleconverter (=1000mm) for Pentax K-S1, K-500, K-30, K-50 - Walmart.com
![Amazon.com : 500mm f/8 Manual Telephoto Lens for Pentax K-1, K-S2, K-S1, K- 500, K-70, K-50, K-30, K5 IIs, K-7, K-5, K-3 II, K-2, K-X, K20D, K100D, K110D and K10D Digital SLR Cameras- Amazon.com : 500mm f/8 Manual Telephoto Lens for Pentax K-1, K-S2, K-S1, K- 500, K-70, K-50, K-30, K5 IIs, K-7, K-5, K-3 II, K-2, K-X, K20D, K100D, K110D and K10D Digital SLR Cameras-](https://m.media-amazon.com/images/I/61DiTWJHVpL._AC_UF894,1000_QL80_.jpg)
Amazon.com : 500mm f/8 Manual Telephoto Lens for Pentax K-1, K-S2, K-S1, K- 500, K-70, K-50, K-30, K5 IIs, K-7, K-5, K-3 II, K-2, K-X, K20D, K100D, K110D and K10D Digital SLR Cameras-
![Manual 500mm F8 Reflex Mirror Telephoto Lens For Canon Nikon Pentax Sony Olympus Panasonic Camera 500 Mm F/8 - Camera Lenses - AliExpress Manual 500mm F8 Reflex Mirror Telephoto Lens For Canon Nikon Pentax Sony Olympus Panasonic Camera 500 Mm F/8 - Camera Lenses - AliExpress](https://ae01.alicdn.com/kf/HTB1gB21n1uSBuNjSsplq6ze8pXaT/Manual-500mm-F8-Reflex-Mirror-Telephoto-Lens-for-Canon-Nikon-Pentax-Sony-Olympus-Panasonic-Camera-500.jpg_Q90.jpg_.webp)
Manual 500mm F8 Reflex Mirror Telephoto Lens For Canon Nikon Pentax Sony Olympus Panasonic Camera 500 Mm F/8 - Camera Lenses - AliExpress
![Digitalmate 500mm f/8 HD Mirror Telephoto Zoom Lens for Pentax K-S2, K-S1, K-500, K-50, K-30, K5 IIs, K-7, K-5, K-3 II, K-2, K-X, K20D, K100D, K110D and K10D Digital SLR Cameras - Digitalmate 500mm f/8 HD Mirror Telephoto Zoom Lens for Pentax K-S2, K-S1, K-500, K-50, K-30, K5 IIs, K-7, K-5, K-3 II, K-2, K-X, K20D, K100D, K110D and K10D Digital SLR Cameras -](https://i5.walmartimages.com/asr/6647007d-2bc0-4406-9ebf-cd454f69e181_1.1f3f05edc6d15a66b76a4854985a737e.jpeg?odnHeight=612&odnWidth=612&odnBg=FFFFFF)