The Pentax SMC DAL 18-55mm AL WR is Pentax's standard kit lens. The lens offers an equivalent 27.0-82.5mm focal length in a 35mm format and Lateral Chromatic Aberration Adjustment enabled. Developed specifically for Pentax DSLR line with APS-C sized sensors, features Pentax's Super Protect coating which protects against dust and moisture. The designated WR of the lens signifies the lens is weather resistant thus making it environmental durable when shooting in the most unlikely conditions. The lens construction is comprised of 11 elements in eight groups, six bladed diaphragm, and 9.84" minimum focusing distance.