Pentax 50-200mm f/4-5.6 ED WR Telephoto Zoom Lens

The SMC PENTAX-DA50-200mmF4-5.6ED WR features a designed, simplified weather-resistant construction, these zoom lenses offer excellent reliability in various outdoor applications  - especially in rain, fog and mist.This telephoto zoom lens covers focal lengths from 76.5mm moderate telephoto to 307mm super telephoto (in the 35mm format). Incorporating an extra-low dispersion (ED) glass optical element in its optics, it assures excellent description of the subject in various telephoto applications, including portraiture, sports/action and landscape, while effectively compensating chromatic aberration over the entire zoom range.