Amazon.com : Pentax DA 50mm f1.8 lens for Pentax DSLR Cameras : Digital Slr Camera Lenses : Electronics
Amazon.com : Pentax SMC FA 50mm f/1.4 : Camera Lenses : Electronics
Amazon.com : Pentax K-3 Mark III Flagship APS-C Black Camera Body - 12fps, Touch Screen LCD w/HD 16-50mm F2.8ED PLM AW Large-Aperture Standard Zoom Lens (28030) and O-GPS2 Handy GPS Unit (30364) :