The samyang 12mm t22 vdslr is a manual focus wide angle lens designed for video use with the sony e range of compact system cameras the focus gear ring is suitable for follow focus systems and the decoupled aperture ring controls aperture quietly during shooting for precise operation the bright t22 aperture represents the actual amount of light transmission to assist with accurate shooting and allows natural looking shots to be captured even in low light conditions samyangs new nano coa