Tokina AT X DX 50 135mm f28 Nikon AF

Tokina's AT X 535 PRO DX lens, a 50mm 135mm with a fast constantaperture of f2.8. This allows the lens to offer the  80 210telephoto zoom but in a lens that's smaller and lighter. ColourThe lens features SD glass super low dispersion lens elements,providing correction for chromatic aberrations and allow focusing allcolours accurately. This means the AT X 535 PRO DX an APO lens.CoatingFeaturing a newly formulated WR coating that makes finger prints andwater marks much easier to clean than older coatings.  ClutchUtilising Tokina's exclusive One touch Focus Clutch lets you easily andinstantly switch between auto and manual focus modes. Simply snap thefocus ring forwards for auto focus, pull back for manual focus. Placedin an intuitive position, making swapping focus modes quicker thantoggling switches on lenses or camera. SpecificationFocal Length 50 135mmMaximum Aperture f2.8Minimum Aperture f32Optical Construction 18 elements in 14 groupsDiaphragm Blades 9Filter Size 67mmLength 135.2mmWeight 845g