Nikon 28mm f/2.8 AI-s Review - KenRockwell.com: Photography, Cameras and Taking Better Pictures
This is Nikon's sharpest manual-focus wide angle lens. Nikon let their designers go wild on this one. Instead of a simple 5 element design that every other 28mm f/2.8 lens uses, including the original AF version, this lens has EIGHT ......