13 elements in 10 groups, including two ED glass and three aspherical elements. Two of these are molded glass aspherics, and one is a "composite." Composite means a piece of plastic glued to a glass substrate.
It's multicoated, which Nikon calls Nikon Super Integrated Coating.
Marked: 1 foot (0.28m) from the image plane (rear of the camera). Actual: 10-1/2" (27cm) from the film plane, which is only 4-1/2" (12cm) from the front of the lens!
Maximum Reproduction Ratio
Hard Infinity Focus Stop?
Infra-Red Focus Index
9 rounded blades, which are pretty round down to about f/8. It stops down to f/22.
Plastic, full-stop clicks.
Does not rotate, ever.
Nikon specifies 4.2" (107mm) extension from flange by 3.3" (84mm) diameter.
Warranty: 2 weeks shop warranty, covering manufactural defects
What You Will Get
- Front Cap
- Rear Cap