Samyang 14mm T3.1 ED AS IF UMC Lens is suitable for DSLRs. Super wide-angle lens for Full-Frame and APS-C sensored cameras. The VDSLR version of the popular 14mm lens has been specifically designed for Video / Cine purposes. This means that the aperture ring has been "de-clicked" providing ultra smooth and quiet control together with a geared focus ring (for follow-focus module attachment).The aperture and focus scale have been relocated to the side of the lens, to aid videographers.
Construction features 14 elements and 12 optical groups and comes with two ED lenses and two aspherical elements. Performance is enhanced by the addition of high quality anti-reflective UMC layers. Ultra Multi Coated are incorporated to minimise flare and ghosting. Manual focus only.