Pentax DA* 55mm f/1.4 SDM Lens

Pentax DA* 55mm f/1.4 SDM LensThe Pentax 55mm f 1. 4 DA* SDM Autofocus Lens is a compact and bright short telephoto lens of the highest order, made exclusively for Pentax digital SLR cameras. In a stocky housing ready for harsh conditions, you'll get a bright f 1. 4 aperture worlds away from the experience you're used to with more common zooms that opens up new creative doors to you as a photographer. This lens was born to shoot between f 1. 4 and f 2. 8, and comes with a 9 bladed

Nano Crystal and Super Integrated Coatings have been applied to lens elements to minimise surface and internal reflections for a marked reduction in lens flare and ghosting

and one extra-low dispersion element in order to control both spherical and chromatic aberrations for a high degree of sharpness and clarity from edge to edge

The lens is both water and dust-resistant

Experience cinema with full-frame capabilities

the 135mm f/2

as well as 14-bit raw file output

or the included rechargeable LB-1 lithium-ion battery

This motor also affords full-time manual focus control

Two aspherical elements control spherical aberrations and distortions and two extra-low dispersion elements help to reduce lateral and axial aberrations

Constant f/4 maximum aperture

the angle of view would be equivalent to a 75mm focal length lens

which yields fast