The Ricoh Imaging has released new Pentax firmware updates for three of its DSLR Pentax Cameras to prepare for the arrival of three new HD lenses.The Pentax K-3, K-S2 and K-S1 will have updates that make them compatible with upcoming lens such as HD Pentax-D FA 150-450mm f/4.5-5.6ED DC AW and HD Pentax-D FA*70-200mm f/2.8 ED DC AW, while K-3 …
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