Lenses comparison


Manufacturer	Canon	Canon	Canon	Carl Zeiss	Sigma
Model	EF 28 mm f/2.8 IS USM	EF 28 mm f/2.8	EF 28 mm f/1.8 USM	Distagon T* 28 mm f/2.0 ZF/ZK/ZE	28 mm f/1.8 EX DG Aspherical Macro
Lenst style	Wide angle	Wide angle	Wide angle	Wide angle	Wide angle
Focal length	28 mm	28 mm	28 mm	28 mm	28 mm
Maximum aperture	f/2.8	f/2.8	f/1.8	f/2	f/1.8
Angle of view	75 ^o	75.4 ^o	75.4 ^o	75.4 ^o	75.4 ^o
Closest focusing distance	0.23 m	0.3 m	0.25 m	0.24 m	0.2 m
Maximum magnification	1:5	1:7.69	1:5.5	1:5	1:2.9
Minimum aperture	22	22	22	22	22
Diaphragm blades	7	5	7	0	9
Auto focus type	USM	AF	USM	MF	AF
Lens Construction	9 elements / 7 group	5 elements / 5 group	10 elements / 9 group	10 elements / 8 group	10 elements / 9 group
Filter diameter	58 mm	52 mm	58 mm	58 mm	77 mm
Macro Yes/No	No	No	No	No	Yes
Stabilization	Yes	No	No	No	No
Available mounts	Canon EF	Canon EF	Canon EF	Canon EF Nikon F Pentax K	Canon EF Nikon F Sony A / Minolta Sigma Pentax K
Dimensions	68.4 x 51.5 mm	67.4 x 42.5 mm	73.6 x 55.6 mm	65 x 94 mm	83.6 x 82.5 mm
Weight	260 g	185 g	319 g	530 g	500 g
Additional information	Super Spectra coatings	Marketed April 1987	Marketed October 1995
Score [max 5.00]	No score	4.33 (2)	3.79 (8)	4.33 (2)	4.67 (2)
Our Review	Review		Review	Review	Review