Rokinon 10mm F2.8 ED AS NCS CS Ultra Wide Angle Lens for Olympus and Panasonic Micro 4/3 (MFT) Mount Digital Cameras (10M-MFT) , Black

Optical construction: 14 Glass.Fast F2.8 maximum aperture + close-focusing to 9.5 inches = maximum versatility in all shooting conditions

Utilizes 3 high precision (2 Aspherical + 1 ED) lens elements for superior image quality

Optimized for excellent optical quality and true ultra-wide 110 degree edge to edge coverage with APS-C sensor digital cameras

Nano Crystal Coating System (NCS) for increased light transmission and reduced internal reflections

Inner focusing system (IF) – length doesn’t change and front element does not rotate – keeps integrated petal-type lens hood properly oriented