Ricoh Imaging - Introducing the HD PENTAX-FA Limited Lenses! Pre-order yours today! • HD PENTAX-FA 31mmF1.8 Limited: a lightweight, versatile wide-angle lens offering sharp imaging performance with natural perspective and high contrast.
Pentax MZ-S and 31mm, 43mm, 77mm Limited lens trio review - By Aivaras -
Amazon.com : Pentax HD 77mmF1.8 Limited Black Limited Medium telephoto Prime Lens, High-Performance HD Coating, Round Diaphragm (27880) : Electronics