Sigma 18-50mm f/2.8-4.5 DC OS HSM lens

The 18-50mm f/2.8-4.5 DC OS HSM is a wide-angle zoom lens produced by Sigma Corporation. The lens has four different variates, fitting on the Canon EF mount, Pentax K mount, Minolta A-mount, and the Nikon F-mount. It features internal focusing and internal zooming, as well as two SLD elements and three aspherical lenses.^[1][2]

18-50mm f/2.8-4.5 DC OS HSM lens

Maker	Sigma Corporation
Technical data
Focal length	18-50mm
Aperture (max/min)	f/2.8 - f/22
Close focus distance	30cm
Max. magnification	1:4.1
Diaphragm blades	7
Construction	16 elements in 12 groups
Features
Short back focus	No
Ultrasonic motor	Yes
Lens-based stabilization	Yes
Macro capable	No
Application	Wide-angle
Physical
Max. length	88.6mm
Diameter	74mm
Weight	395 g
Filter diameter	67 mm
Accessories
Lens hood	Petal
Angle of view
Diagonal	69.3° - 27.9°
Retail info
MSRP	$420.00 USD USD

See also

• List of Nikon compatible lenses with integrated autofocus-motor