Canon EOS 7D Portrait lenses for Canon EF-S lens mount that have Sigma OS image stabilization

"One of the main pros of these lens is the AF system – fast and acurate."

Fixed aperture The same aperture at all focal lengths

	Image stabilization	Sigma OS			Max focal length	50 mm
	Zoom range	2.9x			Aperture	f/2.8
	Fixed aperture	Yes			Min focal length	17 mm
	Focus motor	Sigma HSM			Length	n/a

"Very bright optics, fast auto focus, beautiful soft bokeh, built like a tank, and a great low light lens."

	Image stabilization	Sigma OS			Max focal length	50 mm
	Zoom range	2.8x			Aperture	f/2.8
	Fixed aperture	No			Min focal length	18 mm
	Focus motor	Sigma HSM			Length	n/a

"I got this lens about a month and a half ago and I have been pleased with it so far. It is my second walk-around lens for my Canon XTi."

	Image stabilization	Sigma OS			Max focal length	125 mm
	Zoom range	6.9x			Aperture	f/3.8
	Fixed aperture	No			Min focal length	18 mm
	Focus motor	Sigma HSM			Length	89 mm

"So what is great about it? Well most everything I would say. It is a performer, it's sharp, it's light, it's sturdy, easy to use, and a good all round lens, and also it's easy on your budget from B & H."

	Image stabilization	Sigma OS			Max focal length	70 mm
	Zoom range	4.1x			Aperture	f/2.8
	Fixed aperture	No			Min focal length	17 mm
	Focus motor	Sigma HSM			Length	n/a

"For beginers and entusiasts it's a great choice."

	Image stabilization	Sigma OS			Max focal length	200 mm
	Zoom range	4x			Aperture	f/4
	Fixed aperture	No			Min focal length	50 mm
	Focus motor	Sigma HSM			Length	102 mm

"This is a very convenient lens, good for every thing"

Great zoom range 13.9x

	Image stabilization	Sigma OS			Max focal length	250 mm
	Zoom range	13.9x			Aperture	f/3.5
	Fixed aperture	No			Min focal length	18 mm
	Focus motor	Sigma HSM			Length	n/a

"Excellent as a travel lens. Has a decent optical quality and zoom range in a single lens."

Great zoom range 11.1x

	Image stabilization	Sigma OS			Max focal length	200 mm
	Zoom range	11.1x			Aperture	f/3.5
	Fixed aperture	No			Min focal length	18 mm
	Focus motor	None			Length	100 mm