SMC Pentax-DA 18-135mm f/3.5-5.6 ED AL DC WR

The Pentax SMC DA 18-135mm f/3.5-5.6 ED AL (IF) DC WR is a zoom lens designed exclusively for Pentax digital SLR cameras with APS-C sensors. It provides a 7.5x zoom range with a 35mm equivalent focal length of 27.5-207mm, making it suitable for portraiture, sports, and landscape photography. The lens features a quiet supersonic autofocus motor, weather-resistant construction, and Pentax SP super-protective coating that repels water and oil for easier maintenance.

Built with 13 elements in 11 groups and aspherical lens elements, this compact and lightweight lens delivers sharp image quality with minimal spherical aberration. The Quick Shift focus system allows instant switching between autofocus and manual focus operation, and the 62mm filter thread accommodates standard accessories. With a minimum focus distance of 40cm and a maximum aperture of f/3.5 at the wide end, this lens is a versatile option for Pentax DSLR users seeking a practical all-in-one zoom.