Sigma Landscape lenses that have a focus motor and have a f/2.8 or faster aperture

"This lens is really great. The picture quality is awsome. It can make great proxy. I've shot a picture of a spider and i can see the hair over his eyes." bhphotovideo.com

More advanced image stabilization Sigma OS

	Aperture	f/2.8			Zoom range	4.1x
	Focus motor	Sigma HSM			Diameter	79 mm
	Fixed aperture	No			Length	82 mm
	Image stabilization	Sigma OS			Max focal length	70 mm

"I like the lense. It is a great walk around lense which is light and fast enough for situations where other lenses fail. I used to have the 17-85mm EF-S Canon lense before and was looking for a faster alternative that is having a good wide ancle" bhphotovideo.com

More advanced image stabilization Sigma OS

	Aperture	f/2.8			Zoom range	4.1x
	Focus motor	Sigma HSM			Diameter	79 mm
	Fixed aperture	No			Length	82 mm
	Image stabilization	Sigma OS			Max focal length	70 mm

"The zoom is smooth once you get the handle of it, and its low light capability is excellent considering the price." bhphotovideo.com

More advanced image stabilization Sigma OS

	Aperture	f/2.8			Zoom range	2.9x
	Focus motor	Sigma HSM			Diameter	84 mm
	Fixed aperture	Yes			Length	91 mm
	Image stabilization	Sigma OS			Max focal length	50 mm

"Amazing very nice lens." bhphotovideo.com

More advanced image stabilization Sigma OS

	Aperture	f/2.8			Zoom range	2.9x
	Focus motor	Sigma HSM			Diameter	84 mm
	Fixed aperture	Yes			Length	91 mm
	Image stabilization	Sigma OS			Max focal length	50 mm

" I got a chance to test multiple samples of this lens with multiple samples of Canon's 24-70L, and this lens outperformed the Canon lens, especially in the center" bhphotovideo.com

	Aperture	f/2.8			Zoom range	2.9x
	Focus motor	Sigma HSM			Diameter	89 mm
	Fixed aperture	Yes			Length	94 mm
	Image stabilization	None			Max focal length	70 mm