Tamron AF 10-24mm f/3.5-4.5 SP Di II LD Aspherical (IF) Lens for Pentax Digital SLR Cameras B001P (Model B001P)

  The lightweight and compact SP AF10-24mm Di II, the first-ever 2.4X ultra wide-angle lens for digital SLR cameras, features an unprecedented focal length range equivalent to 16mm ultra wide-angle to 37mm semi-wide-angle. With this versatile ultra-wide-angle zoom lens, photographers can capture magnificent vistas and extraordinary close-ups, bold compositions and unique perspectives, creating imagery impossible with standard wide-angle lenses. Features Compact Ultra Wide-angle Zoom Lens Covering a Broad Range from 10mm to 24mm The new Tamron zoom covers a focal length range equivalent to 16-37mm* when converted to a 35mm full-size format. Its ultra-wide zoom ratio of more than 2X provides a versatile variety of angles of view, thus improving photographic creativity. *Tamrons conversion ratio is 1.5x. Features an Optical Design Optimized for Digital Camera Characteristics Ensures High Optical Performance Employment of Special Optical Glass Materials Provides High Performance The new zoom lens uses an HID glass element and a pair of LD glass elements to minimize on-axis and lateral chromatic aberrations that are the greatest hindrance to high optical quality. To further achieve outstanding optical quality, the lens uses a high quality, glass-molded aspherical element and three hybrid aspherical elements to thoroughly compensate for spherical and comatic aberrations and distortion.* HID High Index/High Dispersion optical glass* LD Low Dispersion optical glass O...