Lenses comparison


Manufacturer	Sigma	Sigma	Canon	Nikon Nikkor	Tamron
Model	180 mm f/2.8 APO Macro EX DG OS HSM	180 mm f/3.5 EX DG HSM Macro APO	EF 180 mm f/3.5L Macro USM	AF Micro 200 mm f/4D IF-ED	SP AF 180 mm f/3.5 Di LD (IF) Macro
Lenst style	Telephoto	Telephoto	Telephoto	Telephoto	Telephoto
Focal length	180 mm	180 mm	180 mm	200 mm	180 mm
Maximum aperture	f/2.8	f/3.5	f/3.5	f/4	f/3.5
Angle of view	13.7 ^o	13.7 ^o	13.7 ^o	12.2 ^o	14 ^o
Closest focusing distance	0.47 m	0.46 m	0.48 m	0.5 m	0.47 m
Maximum magnification	1:1	1:1	1:1	1:1	1:1
Minimum aperture	22	32	32	32	32
Diaphragm blades	9	9	8	0	7
Auto focus type	HSM	AF HSM	USM	AF
Lens Construction	19 elements / 14 group	13 elements / 10 group	14 elements / 12 group	13 elements / 8 group	11 elements / 14 group
Filter diameter	86 mm	72 mm	72 mm	62 mm	72 mm
Macro Yes/No	Yes	Yes	Yes	Yes	Yes
Stabilization	Yes	No	No	No	No
Available mounts	Canon EF Nikon F Sigma	Canon EF Nikon F Sony A / Minolta Sigma Pentax K	Canon EF	Nikon F	Canon EF Nikon F Sony A / Minolta
Dimensions	203.9 x 95 mm	80 x 179.5 mm	82.5 x 186.6 mm	76 x 193 mm	84.8 x 165.7 mm
Weight	1638 g	945 g	1090 g	1190 g	920 g
Additional information	Three FLD ("F" Low Dispersion) glass elements Super Multi-Layer Coating	No HSM in version for KM/Sony and Pentax/Samsung	Marketed April 1996	Marketed 1993
Score [max 5.00]	4.67 (2)	No score	4.67 (1)	5.00 (2)	4.78 (3)
Our Review	Review	Review