Images I recently attended a wedding in New York and, knowing I'm a serious photographer, the father of the groom asked if I'd bring a camera to take pictures, supplementing the professional he had hired. I had just received a sample of the new Pentax K-5 and thought it would be a good opportunity to test it out.

The wedding was held in the evening at the Brooklyn Botanical Gardens and the venue was a huge glass-enclosed room with everything quite dark beyond the glass walls and ceilings, so the illumination levels were quite low. As I began shooting using the automatic program setting, I was surprised to see the camera selecting an ISO of 3200. I rarely shoot at speeds faster than 400, because my experience has been that the images are grainy and noisy. At first I thought the camera was defective, yet when I magnified the images to 20X on the rear LCD panel, details appeared crisp and skins were smooth with no signs of noise. What was going on? In fact, I was experiencing one of the biggest benefits of the K-5, the use of an entirely new sensor capable of shooting in very low light.

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