![Amazon.com : Pentax 17-70mm f/4 DA SMC AL IF SDM Lens for Pentax Digital SLR Cameras : Camera Lenses : Electronics Amazon.com : Pentax 17-70mm f/4 DA SMC AL IF SDM Lens for Pentax Digital SLR Cameras : Camera Lenses : Electronics](https://m.media-amazon.com/images/I/51Ljam2K-oL._AC_SY580_.jpg)
Amazon.com : Pentax 17-70mm f/4 DA SMC AL IF SDM Lens for Pentax Digital SLR Cameras : Camera Lenses : Electronics
![Amazon.com : Pentax 17-70mm f/4 DA SMC AL IF SDM Lens for Pentax Digital SLR Cameras : Camera Lenses : Electronics Amazon.com : Pentax 17-70mm f/4 DA SMC AL IF SDM Lens for Pentax Digital SLR Cameras : Camera Lenses : Electronics](https://m.media-amazon.com/images/I/718bVwGmGJL.jpg)
Amazon.com : Pentax 17-70mm f/4 DA SMC AL IF SDM Lens for Pentax Digital SLR Cameras : Camera Lenses : Electronics
![Pentax smc DA 17-70mm F4 AL IF SDM vs Sigma 17-70mm F2.8-4 DC Macro OS HSM C: What is the difference? Pentax smc DA 17-70mm F4 AL IF SDM vs Sigma 17-70mm F2.8-4 DC Macro OS HSM C: What is the difference?](https://versus-dot-com.imgix.net/imgixback.jpeg?mark64=aHR0cHM6Ly9hc3NldHMuaW1naXgubmV0L350ZXh0P3R4dDY0PVVHVnVkR0Y0SUhOdFl5QkVRU0F4TnkwM01HMXRJRVkwSUVGTUlFbEdJRk5FVFNCMmN5QlRhV2R0WVNBeE55MDNNRzF0SUVZeUxqZ3ROQ0JFUXlCTllXTnlieUJQVXlCSVUwMGdRdz09JnR4dC1jb2xvcj1mZmZmZmZmZiZ0eHQtZm9udD1IZWx2ZXRpY2EsYm9sZCZ0eHQtc2l6ZT0yOCZ3PTYwMA==&mark-align=middle,left&mark-pad=30)
Pentax smc DA 17-70mm F4 AL IF SDM vs Sigma 17-70mm F2.8-4 DC Macro OS HSM C: What is the difference?
![Pentax HD DFA 24-70/2.8 Real World Review • Bailward Photography • Fraser Valley Portrait, Wedding & Boudoir Photographer Pentax HD DFA 24-70/2.8 Real World Review • Bailward Photography • Fraser Valley Portrait, Wedding & Boudoir Photographer](https://www.bailwardphotography.com/wp-content/uploads/2016/08/pentax_21310_24_70mm_f_2_8ed_sdm_wr_1187673.jpg)
Pentax HD DFA 24-70/2.8 Real World Review • Bailward Photography • Fraser Valley Portrait, Wedding & Boudoir Photographer
![Amazon.com : Pentax 17-70mm f/4 DA SMC AL IF SDM Lens for Pentax Digital SLR Cameras : Camera Lenses : Electronics Amazon.com : Pentax 17-70mm f/4 DA SMC AL IF SDM Lens for Pentax Digital SLR Cameras : Camera Lenses : Electronics](https://m.media-amazon.com/images/I/816Cd3jEbFL.jpg)