The Samyang 135mm f/2.0 ED UMC lens is a medium prime telephoto lens with full frame compatibility, with a fast f2.0 aperture. Its a manual focus lens offering vibrant colour and soft out-focusing area (bokeh) which makes it an ideal lens to shoot close portraits, night scenery, wildlife and journalism photography etc. 

Lens construction is 11 elements in 7 groups, 1 ED lens element with a floating type design, it features one Extra low dispersion lens element (ED) for maximum optical performance and offers extremely low chromatic aberrations. A circular aperture of f2.0 with 9 blades offer great bokeh for close head and shoulder portrait work, and short telephoto. To ensure high contrast and faithful colour reproduction, all lens elements have been covered with Samyang's multi-layered UMC anti-reflective coatings. 

Samyang 135mm lens is also available in a cine / video version: Samyang 135mm T2.2 ED UMC VDSLR lens. 

Supplied with removable lens hood, and front and rear lens caps. Filter size: 77mm

Initially expected to be released in Canon, Nikon, Sony E and MFT mounts. Full range of mounts will include Canon EF, Nikon F (AE), Sony A, Sony E mount, Pentax K, Fujifilm X, Canon M, Samsung NX, Four Thirds and Micro Four Thirds (MFT)

Manufacturer Samyang Optics

Model Samyang 135mm f/2.0 ED UMC Lens

Lens type Prime Telephoto lens - full frame compatible

Focal length 135mm

Maximum aperture f2.0

Min aperture f22

Angle of view 18.8 degrees (full frame) 11.7 degrees(APS-C)

Min focusing distance 0.8m

No. of diaphragm blades 9 (circular blades)

Focus type MF (Manual Focus only)

Lens construction 11 elements in 7 groups, 1 ED lens element.

Dimensions 82mm diameter, length 122 to 148mm (approx, dependent on mount)

Weight 830g (approx, dependent on mount)

Lens hood: Detachable

Filter Size: 77mm

Available mounts Canon EF, Nikon F (AE), Sony A, Sony E mount, Pentax K, Fujifilm X, Canon M, Samsung NX, Four Thirds and MFT