PENTAX Posted on March 25, 2018 by cnpaz PENTAX www.pentaxlens.asia Capture life’s precious journey. MANUAL FOR PENTAX PROGRESSIVE LENS PENTAX OUR STORY SINCE 1919 2001: Perfas & Perfas 1 2004: SEIKO Optical Products Co., Ltd. (SOP) 2008: HOYA 2011: RICOH Imaging Company Ltd. More Products PC GLASSES UV Protective lenses