SPESIFIKASI

• Name :Tokina calls this the Tokina AT-X Pro SD 11-16mm f/2.8 (IF) DX.
• AT-X: Tokina’s best lenses: “Advanced Technology – Extra.”
• Pro: One may switch between auto and manual focus simply by pushing the focus ring forward or back.
• SD: Super-low Dispersion glass, the same as Nikon’s ED and Canon’s UD.
• IF: Internal Focusing. Nothing moves on the outside as you focus.
• DX: Only works properly on DX, not FX or full-frame, formats.
• Tokina’s Model Number : AT-X 116 PRO DX.
• Optics : 13 elements in 11 groups. Aspherical element, multicoated.
• Closest Focus : 1 foot (0.3m).
• Maximum Reproduction Ratio 1:11.6.
• Diaphragm : 9 blades stopping down to f/22.
• Filter Thread: 77mm, plastic. Never moves with either zoom or focus.
• Size: 3.521″ extension from flange by 3.313″ diameter (89.43 x 84.15mm), measured in Nikon mount.Tokina specifies 89.5 x 84mm.
• Weight: 19.315 oz. (547.5g), measured in Nikon mount. (Tokina specifies 570g.)
• Case : None.
• Hood : BH-77A, included.