Pentax HD PENTAX-FA 50mmF1.4, Single-Focus, Standard Lens for use with K-Mount Digital SLR Cameras
Pentax
Rokinon 135mm F2.0 ED UMC Telephoto Lens for Pentax Digital SLR Cameras
Rokinon
Tamron AF 70-200mm f/2.8 Di LD IF Macro Lens for Pentax and Samsung Digital SLR Cameras (Model A001P)
Tamron
PENTAX DA 10-17mm f/3.5-4.5 ED (IF) Fish-Eye Lens for Pentax Digital SLR
Pentax