Pentax 55mm f/1,4 SDM Lens

High performance standard lens - large maximum aperture With super-low-dispersi on optical elements, extra-low dispersion (ED) optical elements and PENTAX original lens coatings, the PENTAX DA* 55mm F1.4 SDM lens assures outstanding image quality with clear, high-contrast images, even at image field edges. It features water and dust resistant sealing for reliable operation in inclement conditions, and the PENTAX Quick-Shift Focus system to allow instant auto-to-manual focus switching. Objective lens surface is treated with PENTAX original Super Protect (SP) coating. This special fluorine compound is applied through a vapor deposition process to create a surface that effectively repels dust, water and grease. The combination of special lens coatings, ideal curvature and best positioning of optical elements assures optimized digitalimaging characteristics, while effectively minimizing flare/ghosting. It also features a new Aero Bright coating for maximum light transmission, and rounded diaphragm blades to cre

Standard in focal length but excellent in quality, the Pentax DA Star 55mm Standard Lens is incredibly fast and offers you outstanding depth-of-field control. And with its weather- resistant construction, it is versatile enough for all types of shooting conditions. Rounded diaphragm blades create a more circular aperture for smooth, beautiful images at large aperture settings. Adding the Pentax Aero Bright coating on internal lens elements offers ultrahigh refraction index for improved light transmission with minimal ghosting and flaring. The lens features a quick-shift focusing system to quickly switch from autofocus to manual. Focal length is equivalent to 84-1/2mm in the 35mm format.