The Pentax K-S2 represents a pretty good buy for the price if you forego its kit lens in favor of another optic, but its enthusiast-grade sibling, the Pentax K-3, gives you a whole lot more.

And doubly so because it finally unlocks the potential in countless full-frame Pentax K-mount lenses which have been released over the decades, bringing full-circle a product line which has long ...

36 MP AA filter less shake reduction sensor with APS C crop mode for compatibility with Pentax k mount lenses Hand Held Pixel Shift Resolution that allows 4 images to be complied into an superior ...

For this review, the lens was tested on a Pentax K-1 using Imatest. Barrel Distortion is present throughout the range, measuring -3.32% at 20mm, -2.39% at 24mm, -1.46% at 28mm and -0.63% at 35mm.