Samyang 12mm f/2.8 ED AS NCS Fisheye Lens for Pentax K Mount

The 12mm f/2.8 ED AS NCS Fisheye Lens for Pentax K Mount from Samyang provides a 180º diagonal angle of view on full-frame cameras for an ultra-wide angle, distorted perspective that is useful for architectural interiors, landscapes and creative experimentation in any photographic application. The f/2.8 maximum aperture is effective in low-light situations and enables some measure of shallow depth of field control. The lens's sophisticated optical design consists of 12 lens elements arranged in 8 groups ...