Samyang has launched a 135mm f/2 manual focus lens. I’m not sure about this one, as Keith at Northlight points out, good luck focusing this focal length with the stock focusing screens on modern DSLRs. Product Highlights Canon EF Mount Lens/Full Frame Aperture Range: f/2.0 to f/22 One Extra-Low Dispersion Element Ultra Multi-Coating Manual Focus; Manual Aperture Ring Minimum Focus Distance: 2.6′ Filter Thread Diameter: