Nikon D5100 Zoom Lenses made by Sigma

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

	Zoom range	4.3x			Length	127 mm
	Max focal length	300 mm			Focus motor	None
	Fixed aperture	No			Image stabilization	Sigma OS
	Aperture	f/4			Min focal length	70 mm

"Good clear glass, good auto focus. holds up to the rigors of Iraq pretty well."

Quite short 102 mm

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

"It makes a very pleasing to the ear clicking sound when twisted into the camera mount and the zoomer zooms with the smooth elegance of a finely crafted zoomer."

Great telephoto lens 500 mm

	Zoom range	3.3x			Length	252 mm
	Max focal length	500 mm			Focus motor	Sigma HSM
	Fixed aperture	No			Image stabilization	Sigma OS
	Aperture	f/5			Min focal length	150 mm

"I am using this for outdoor on-location portraits on the D700. This lens is absolutley excellent in terms of optical quality, sharp at f/2.8, very pleasing bokeh, and it focuses fast as lightning."

Fixed aperture The same aperture at all focal lengths

Wide aperture f/2.8

	Zoom range	2.9x			Length	184 mm
	Max focal length	200 mm			Focus motor	Sigma HSM
	Fixed aperture	Yes			Image stabilization	None
	Aperture	f/2.8			Min focal length	70 mm

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

Great zoom range 11.1x

Quite short 100 mm

	Zoom range	11.1x			Length	100 mm
	Max focal length	200 mm			Focus motor	Sigma HSM
	Fixed aperture	No			Image stabilization	Sigma OS
	Aperture	f/3.5			Min focal length	18 mm

"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."

Quite short 83 mm

Wide aperture f/2.8

	Zoom range	4.1x			Length	83 mm
	Max focal length	70 mm			Focus motor	Sigma HSM
	Fixed aperture	No			Image stabilization	Sigma OS
	Aperture	f/2.8			Min focal length	17 mm

"Amazing very nice lens."

Fixed aperture The same aperture at all focal lengths

Wide aperture f/2.8

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

"a very practic zoom lens. For the price is a exellent lens. I almost dont need to exchange between lenses."

Great zoom range 13.9x

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

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

Great telephoto lens 400 mm

	Zoom range	3.3x			Length	204 mm
	Max focal length	400 mm			Focus motor	Sigma HSM
	Fixed aperture	No			Image stabilization	Sigma OS
	Aperture	f/4.5			Min focal length	120 mm