Rioch released new firmware updates version 2.20 for the Pentax K-3 III/Monochrom cameras: Pentax K-3 III firmware update version 2.20 Changes from V2.13 to V2.20: Added three functions as a limited function of Astrophoto Assist. ・Star AF ・Remote Control Focus Fine Adjustment ・Astro photo Image processing For more details click here. * A special activation key … Continue reading New Pentax K-3 III/Monochrom firmware update version 2.20 released