![50mm F1.7 Large Aperture Camera Lens Manual Focus Prime Lens PK Mount Replacement for Pentax K1/ K-1 Mark II Full Frame Cameras - Walmart.com 50mm F1.7 Large Aperture Camera Lens Manual Focus Prime Lens PK Mount Replacement for Pentax K1/ K-1 Mark II Full Frame Cameras - Walmart.com](https://i5.walmartimages.com/asr/2925afc3-4867-4aa1-8b4c-cd4869b15394.e3a6cf23abbdd2c82b81694127b98d3f.jpeg?odnHeight=768&odnWidth=768&odnBg=FFFFFF)
50mm F1.7 Large Aperture Camera Lens Manual Focus Prime Lens PK Mount Replacement for Pentax K1/ K-1 Mark II Full Frame Cameras - Walmart.com
![PENTAX DSLRs: Using Manual lenses with the Pentax K-3 & K-3II (M42 with adapter or lenses without the "A" on the aperture ring). #pentax PENTAX DSLRs: Using Manual lenses with the Pentax K-3 & K-3II (M42 with adapter or lenses without the "A" on the aperture ring). #pentax](http://1.bp.blogspot.com/-6cmZkpEhMzE/WQlkvX2owUI/AAAAAAAAUvo/auM-_j6AElguJNgmZ8U0YIEl1s_UM2PGQCK4B/s1600/Pentaxdslrs.jpg)
PENTAX DSLRs: Using Manual lenses with the Pentax K-3 & K-3II (M42 with adapter or lenses without the "A" on the aperture ring). #pentax
![50mm F1.7 Large Aperture Camera Lens Manual Focus Prime Lens PK Mount Lens for Pentax K1/ K-1 Mark II Full Frame Cameras 50mm F1.7 Large Aperture Camera Lens Manual Focus Prime Lens PK Mount Lens for Pentax K1/ K-1 Mark II Full Frame Cameras](https://ae01.alicdn.com/kf/A22a9903de7fa4669b6f3213c90a9b4e1c/50mm-F1-7-Large-Aperture-Camera-Lens-Manual-Focus-Prime-Lens-PK-Mount-Lens-for-Pentax.jpg)