Ricoh release new Pentax K-1 / K-1 Mark II firmware updates: Pentax K-1 firmware update version 2.50 Pentax K-1 Mark II / J limited 01 firmware update version 2.50 Second paid service to add new functions to the Pentax K-1/K-1 Mark II New Firmware Updates (Version 2.50) for the PENTAX K-1 Mark II and PENTAX … Continue reading New Pentax K-1 / K-1 Mark II firmware updates released, including the new “Astronomical Photo Assist” feature