Pentax HD D-FA 50mm F1.4 SDM AW

IN-CAMERA SHAKE REDUCTION (SR): The PENTAX digital SLR K series cameras are equipped with the SR mechanism built into the camera body. Because shake reduction is applied in the camera body, this mean that any lens compatible with the K-Series cameras will benefit from image stabilisation. Pentax Star Series lens: a new-generation, high-performance star-series lens delivering Superb imaging quality and Exceptional resolving power. PENTAX ORIGINAL LENS COATING: Thanks to PENTAX-original lens coating technologies ー including the latest Aero Bright Coating II that assures exceptionally low reflectance, as well as the high-grade HD Coating - it produces extra-sharp, high-contrast images that are free of flare and ghosting. Maximum aperture F1.4: This lens boasts an extra-large F1.4 maximum aperture, useful with many different subjects in a range of applications, including portraiture with an effectively defocused Background, and hand-held shooting of indoor scenes or in low light conditions. All weather (AW): This lens features a dependable dustproof, weather-resistant structure with eight Special seals to prevent the intrusion of water and dust into the lens interior. Newly developed ring-type Ultrasonic Wave motor SDM: generates as much as 7.5 times the torque of the conventional SDM installed in existing lenses. Rounded diaphragm: Nine-Blade, round-shaped diaphragm to produce a natural, beautiful bokeh (defocus) Effect up to an aperture of F2.8. Super protect coating: pentax-original SP coating uses fluorine treatment on the front surface of the lens. This prevents adhesion of dust, water drops, grease and other substances. Kaf4 mount: This lens features a Kaf4 lens Mount compatible with an electromagnetic diaphragm control system. Cameras Compatible with this system are K-1 Mark II, K-1, K-3 II, KP, K-70, K-3, K-S2, K-S1 and k-50. For K-1, K-3 II, K-3, K-S2, K-S1 and k-50, the camera’s Firmware must be upgraded to the latest version. What's in the box: includes front lens Cap, Lens Mount cap, Lens hood PH-RBB72 and lens Case S100-140