Tamron SP 10 24mm f35 45 Di II for Pentax AF

Designed specifically for digital SLR cameras with APS C sized sensors, the Tamron SP 10 24mm DiII lens gives a zoom ratio of 2.4x, covering extreme wideangle to semi wideangle 16 37mm in 35mm film terms.SpecificationsLens Construction 12 elements in 9 groupsAngle of View 108 degrees 44 min 60 deg 20 min APS C size equivalentMinimum Focus Distance 24cmMax Magnification 15.1 f24mmDiaphragm Blades 7Minimum Aperture f22Special optical design for DigitalUses aspherical elements, low dispersion elements and a high refractive index HID element to counteract spherical aberration, chromatic aberration, coma and general distortion. The lens arrangement has also been designed for greatest consistency of incident ray direction to the sensor, throughout the zoom range.Enhanced Peripheral IlluminationTo give the best possible edge to edge brightness.Internal Surface coatingsDesigned specifically to reduce ghosting and flare.Visit Tamron's interactive site for more information on focal length and depth of field Other FeaturesUltra compact lightweight design24cm close focus across entire zoom range