Nikon D5100 Lenses that have Sigma OS image stabilization

"The OS works excellent. Clear at even 200mm and nice bokeh."

Fixed aperture The same aperture at all focal lengths

	Image stabilization	Sigma OS			Focus motor	Sigma HSM
	Zoom range	2.9x			Aperture	f/2.8
	Fixed aperture	Yes			Length	n/a
	Max focal length	50 mm			Weight	0.6 kg

". I went with the Sigma lens and am totally satisfied so far."

Great zoom range 11.1x

	Image stabilization	Sigma OS			Focus motor	Sigma HSM
	Zoom range	11.1x			Aperture	f/3.5
	Fixed aperture	No			Length	100 mm
	Max focal length	200 mm			Weight	0.6 kg

"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."

	Image stabilization	Sigma OS			Focus motor	Sigma HSM
	Zoom range	4.1x			Aperture	f/2.8
	Fixed aperture	No			Length	83 mm
	Max focal length	70 mm			Weight	0.5 kg

"Amazing Lens for the price. Images are crisp, clear, and gorgeous. Fantastic!"

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

"The lens is fantastic for such an inexpensive lens. When shooting outdoors I like to use a variety of focal lengths to cover my subject matter in different views."

	Image stabilization	Sigma OS			Focus motor	Sigma HSM
	Zoom range	6.9x			Aperture	f/3.8
	Fixed aperture	No			Length	89 mm
	Max focal length	125 mm			Weight	0.5 kg

"The lens is not noisy and does not creep. The reverse rotation is still sometimes confusing, but has not caused problems. The OS is excellent also. This is one very good lens with one very good price for an all-around lens."

Great zoom range 13.9x

	Image stabilization	Sigma OS			Focus motor	Sigma HSM
	Zoom range	13.9x			Aperture	f/3.5
	Fixed aperture	No			Length	n/a
	Max focal length	250 mm			Weight	0.6 kg

"The optical stabilizer features are incredible! I can take pictures by hand as if I were using a tripod."

Great telephoto lens 400 mm

	Image stabilization	Sigma OS			Focus motor	Sigma HSM
	Zoom range	3.3x			Aperture	f/4.5
	Fixed aperture	No			Length	204 mm
	Max focal length	400 mm			Weight	1.7 kg

"The blue jays on my patio are in my lap!! Light, focuses quickly, extremely sharp."

	Image stabilization	Sigma OS			Focus motor	None
	Zoom range	4.3x			Aperture	f/4
	Fixed aperture	No			Length	127 mm
	Max focal length	300 mm			Weight	0.6 kg

"This lens is for sure a winner in my book, the f/2.8 is nice to balance low light in combination with flash at a lower output it works out really nice for me and my clients. "

	Image stabilization	Sigma OS			Focus motor	Sigma HSM
	Zoom range	2.8x			Aperture	f/2.8
	Fixed aperture	No			Length	n/a
	Max focal length	50 mm			Weight	395 g