Lenses comparison


Manufacturer	Nikon Nikkor	Nikon Nikkor	Canon	Sigma	Carl Zeiss	Pentax
Model	AF-S 28 mm f/1.8G	AF 28 mm f/1.4D	EF 28 mm f/1.8 USM	28 mm f/1.8 EX DG Aspherical Macro	Distagon T* 28 mm f/2.0 ZF/ZK/ZE	smc FA 31 mm f/1.8 AL
Lenst style	Wide angle	Wide angle	Wide angle	Wide angle	Wide angle	Wide angle
Focal length	28 mm	28 mm	28 mm	28 mm	28 mm	31 mm
Maximum aperture	f/1.8	f/1.4	f/1.8	f/1.8	f/2	f/1.8
Angle of view	75.4 ^o	75.4 ^o	75.4 ^o	75.4 ^o	75.4 ^o	69.8 ^o
Closest focusing distance	0.25 m	0.35 m	0.25 m	0.2 m	0.24 m	0.3 m
Maximum magnification	1:4.5	1:8.3	1:5.5	1:2.9	1:5	1:6.25
Minimum aperture	16	16	22	22	22	22
Diaphragm blades	7	0	7	9	0	9
Auto focus type	SWM	AF	USM	AF	MF	AF
Lens Construction	11 elements / 9 group	11 elements / 8 group	10 elements / 9 group	10 elements / 9 group	10 elements / 8 group	9 elements / 7 group
Filter diameter	67 mm	72 mm	58 mm	77 mm	58 mm	58 mm
Macro Yes/No	No	No	No	Yes	No	No
Stabilization	No	No	No	No	No	No
Available mounts	Nikon F	Nikon F	Canon EF	Canon EF Nikon F Sony A / Minolta Sigma Pentax K	Canon EF Nikon F Pentax K	Pentax K
Dimensions	73 x 80.5 mm	75 x 77.5 mm	73.6 x 55.6 mm	83.6 x 82.5 mm	65 x 94 mm	66 x 68.5 mm
Weight	330 g	520 g	319 g	500 g	530 g	345 g
Additional information	2 aspherical lens elements Nano-Crystal coatings		Marketed October 1995
Score [max 5.00]	No score	No score	3.79 (8)	4.67 (2)	4.33 (2)	4.80 (5)
Our Review	Review		Review	Review	Review	Review