Pentax introduces its first medium-format digital SLR camera, the Pentax 645D. The camera sports a large 40 Megapixel CCD image sensor that measures 44mmx33mm, which is about 1.7 times larger than 35mm sensors. The 645D is equipped with the PRIME (PENTAX Real Image Engine) II image engine with high-speed data-processing capacity and new algorithm exclusively programmed for medium-format DSLR.
Pentax‘s 645D features SAFOX IX + wide-frame autofocus system with 11 sensor points, 77-segment multi-pattern metering, an easy-to-see optical viewfinder and the DR (Dust Removal) II mechanism. It offers Hyper Program, Hyper Manual, HDR (high dynamic range) functions and Sensitivity-Priority and Shutter/Aperture-Priority modes. There is a 3-inch LCD display with AR (Anti-Reflection) coating and dual SD/SDHC memory card slots.
The Pentax 645D has a solid yet lightweight body with strong magnesium-steel alloy main frame, diecast aluminum chassis and dustproof, weather-resistant construction. It will be released in May 2010 for about 850,000 Yen. Also introduced is the smc PENTAX-D FA 645 55mmF2.8 AL[IF] SDM AW lens.