We've seen a lot of compact megazooms announced this year and, well, here's one more. The 16-megapixel Pentax Optio RZ18 packs an 18x f3.5-5.9 25-450mm lens in a body that's only 4.3 inches wide by 2.4 high inches by 1.4 inches thick. That's roughly the same dimensions as the Nikon S9100, which has a lens with the same specs. It's impressively small given the size of the lens.
Other key features include sensor-shift image stabilization; a high-resolution 3-inch LCD; fast burst shooting capturing up to 40, 5-megapixel photos at up … Read more