This particular lens has a 0.16-metre minimum focusing distance and a 15 mm maximum focal length. The aperture on the lens ranges from ƒ/22-29 to ƒ/3.5-4.5.
From London Camera Exchange
Nikon 8-15mm f/3.5-4.5E ED AF-S Fisheye Nikkor
OnBuy
Nikon AF-S Fisheye Nikkor 8-15 mm f/3.5-4.5E ED Lens - Black
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