![Amazon.com : Sigma 17-50mm f/2.8 Ex Dc Hsm Lens for Pentax DSLR Camera : Camera Lenses : Electronics Amazon.com : Sigma 17-50mm f/2.8 Ex Dc Hsm Lens for Pentax DSLR Camera : Camera Lenses : Electronics](https://m.media-amazon.com/images/I/5106BQOy6FL._AC_.jpg)
Amazon.com : Sigma 17-50mm f/2.8 Ex Dc Hsm Lens for Pentax DSLR Camera : Camera Lenses : Electronics
![Sigma 18-50mm F2.8 DC DN: hands-on with the lens that wants to replace your kit zoom: Digital Photography Review Sigma 18-50mm F2.8 DC DN: hands-on with the lens that wants to replace your kit zoom: Digital Photography Review](https://www.dpreview.com/files/p/articles/2709398419/Sigma_18-50mm_F2p8_DC_DN_C_50mm.jpeg)
Sigma 18-50mm F2.8 DC DN: hands-on with the lens that wants to replace your kit zoom: Digital Photography Review
![Amazon.com : Sigma 18-50mm f/2.8 EX DC SLD ELD Aspherical Macro Lens for Pentax and Samsung Digital SLR Cameras : Camera Lenses : Electronics Amazon.com : Sigma 18-50mm f/2.8 EX DC SLD ELD Aspherical Macro Lens for Pentax and Samsung Digital SLR Cameras : Camera Lenses : Electronics](https://m.media-amazon.com/images/W/MEDIAX_792452-T2/images/I/512JSupSrPL._AC_UF894,1000_QL80_.jpg)
Amazon.com : Sigma 18-50mm f/2.8 EX DC SLD ELD Aspherical Macro Lens for Pentax and Samsung Digital SLR Cameras : Camera Lenses : Electronics
![Sigma 18-50mm F2.8 DC DN: hands-on with the lens that wants to replace your kit zoom: Digital Photography Review Sigma 18-50mm F2.8 DC DN: hands-on with the lens that wants to replace your kit zoom: Digital Photography Review](https://3.img-dpreview.com/files/p/E~C0x360S3840x2160T1200x675~articles/2709398419/Sigma_18-50mm_F2p8_DC_DN_C_3qtr.jpeg)