Amazon.com : Pentax DA* 200mm f/2.8 ED IF SDM Lens for Pentax DSLR Cameras : Camera Lenses : Electronics
Amazon.com : Pentax SMC DA* 60-250mm f/4 ED IF SDM Telephoto Zoom Lens w/ Case for Pentax Digital SLR Cameras : Digital Slr Camera Lenses : Electronics
Amazon.com : Pentax DA* 200mm f/2.8 ED IF SDM Lens for Pentax DSLR Cameras : Camera Lenses : Electronics