![Opteka 650-1300mm (with 2x- 1300-2600mm) Telephoto Zoom Lens for Pentax K-70, K-50, K-3 II, KP, K-1, K-S2, K-S1, K-500, K-30, K5 IIs, K-7, K-5, Opteka 650-1300mm (with 2x- 1300-2600mm) Telephoto Zoom Lens for Pentax K-70, K-50, K-3 II, KP, K-1, K-S2, K-S1, K-500, K-30, K5 IIs, K-7, K-5,](https://i5.walmartimages.com/asr/fcb36b09-5cc1-4efe-8809-92d5b3247883_2.484ab7e738afb3d1e06232c6d1576f05.jpeg)
Opteka 650-1300mm (with 2x- 1300-2600mm) Telephoto Zoom Lens for Pentax K-70, K-50, K-3 II, KP, K-1, K-S2, K-S1, K-500, K-30, K5 IIs, K-7, K-5,
![500mm F/8 Zoom Telephoto Lens For Pk Pentax K K1 K3 K50 K3ii K5iis Ks1 Ks2 Camera - Camera Lenses - AliExpress 500mm F/8 Zoom Telephoto Lens For Pk Pentax K K1 K3 K50 K3ii K5iis Ks1 Ks2 Camera - Camera Lenses - AliExpress](https://ae01.alicdn.com/kf/HTB1dDdPLVXXXXaiXFXXq6xXFXXXj/500mm-f-8-Zoom-Telephoto-Lens-for-PK-Pentax-K-K1-K3-K50-K3II-K5IIs-KS1.jpg)
500mm F/8 Zoom Telephoto Lens For Pk Pentax K K1 K3 K50 K3ii K5iis Ks1 Ks2 Camera - Camera Lenses - AliExpress
![Amazon.com : 500mm BOWER Telephoto Lens Kit for Pentax dSLR Models ist, istDL, K10D, K100D, K20D, K200D, K-x, K-r, K-5, K-7 : Digital Slr Camera Lenses : Electronics Amazon.com : 500mm BOWER Telephoto Lens Kit for Pentax dSLR Models ist, istDL, K10D, K100D, K20D, K200D, K-x, K-r, K-5, K-7 : Digital Slr Camera Lenses : Electronics](https://m.media-amazon.com/images/I/41F1ouH3L7L._AC_UF894,1000_QL80_.jpg)
Amazon.com : 500mm BOWER Telephoto Lens Kit for Pentax dSLR Models ist, istDL, K10D, K100D, K20D, K200D, K-x, K-r, K-5, K-7 : Digital Slr Camera Lenses : Electronics
![smc PENTAX-DA 18-270mmF3.5-6.3ED SDM / Telephoto Lenses / K-mount Lenses / Lenses / Products | RICOH IMAGING smc PENTAX-DA 18-270mmF3.5-6.3ED SDM / Telephoto Lenses / K-mount Lenses / Lenses / Products | RICOH IMAGING](https://www.ricoh-imaging.co.jp/japan/products/lens/img/img-smcpentax-da18-270.jpg)