Pentax DA 18-135mm f3.5-5.6 ED WR

The smc PENTAX-DA 18-135mm F3.5-5.6 ED AL [IF] DC WR lens is designed exclusively for use with PENTAX digital SLR cameras. This interchangeable zoom lens features a simplified weather-resistant construction and extra-smooth autofocus operation using a built-in motor, in addition to its high 7.5X zoom ratio.