Comparison of Nikon 10.5mm f/2.8G ED AF DX Fisheye Nikkor and Nikon 16mm f/2.8D AF Fisheye Nikkor

Attribute	Nikon 10.5mm f/2.8G ED AF DX Fisheye Nikkor ×	Nikon 16mm f/2.8D AF Fisheye Nikkor ×
Aperture (f)	2.80 - 22.00	2.80 - 22.00
Magnification Ratio (x)	0.2	0.1
Notes	Included Accessories: CL-08715 soft case, lens cover, rear cap	Included Accessories: Bayonet filters: L37C, A2, B2, O56
Focus Details	Internal Focusing	Close Range Correction (CRC); Rear Focusing
Closest Focus (m)	0.14	0.25
Lens Construction	10 elements in 7 groups, including 1 ED Element	8 elements in 5 groups
Length (mm)	64	56
Focal Length (mm)	10.50	16.00
APS Equivalent	15.75mm	24mm
Brand	Nikon	Nikon
Image Circle	APS-C	35mm
Name	Nikon 10.5mm f/2.8G ED AF DX Fisheye Nikkor	Nikon 16mm f/2.8D AF Fisheye Nikkor
Weight (g)	306	290
Type	Fisheye Prime	Fisheye Prime
Diaphragm Blades Type	rounded	-
Diaphragm Blades	7	7
Diagonal Angle of View (degree)	180.00	180.00
Diameter (mm)	64	64