http://www.ricoh-imaging.co.jp/english/support/digital/k-3-3.html [Enhanced features] [Electronic shutter] can be selected. When [Electronic Shutter] is selected, a high-speed shutter of fastest speed 1/16000 sec. is supported. *For more details click here [Others] Optimized focus operation for new lens HD PENTAX-DA*16-50mmF2.8 ED PLM AW lens. Improved stability for general performance. *When this update is done, the contents of version 1.02 […]