The Samyang 14 mm Ultra Wide-Angle f/2.8 IF ED UMC Lens for Pentax gives you approximately a 115-degree view with dramatic results when used with a full frame digital camera or 35 mm film camera. On APS-C sized sensors, the angle of view is between 90 degrees and 94 degrees depending on the brand. Four-thirds cameras produce a 76.24-degree angle of view.
With hybrid aspherical lenses, you will produce sharply defined images with a minimum of distortion and chromatic aberrations. These manual focus 14 mm lens focuses as close as 0.9' (0.274 m) from the lens and has a built-in petal-type lens hood. With some cameras, Shutter Lock must be disengaged on the camera's menu.