Canon EF Lenses for less than $500 that have a 300mm or longer focal length

"I would strongly recommend the zoom telephoto AF70-300 mm Macro Autofocus Lens. I used it on the deer and wild turkeys in my backyard. It was easy for a person with arthritis to use. Loved the autofocus." bhphotovideo.com

	Max focal length	300 mm			Length	117 mm
	Zoom range	4.3x			Diameter	76 mm
	Image stabilization	None			Weight	435 g
	Focus motor	Generic motor			Min focal length	70 mm

"Great zoom, excellent clarity!! It goes perfect on my canon T2i." bhphotovideo.com

More advanced image stabilization Canon IS

	Max focal length	300 mm			Length	142 mm
	Zoom range	4.3x			Diameter	76 mm
	Image stabilization	Canon IS			Weight	0.6 kg
	Focus motor	Canon USM			Min focal length	70 mm

"I think The Sigma 70-300mm 4-5.6 DG Macro lens is the most compact and economical choice for a telephoto zoom lens. It has Consistent Output, Durable, Easily Interchangeable, Quick and Sharp Focus, its Construction is Rugged and Strong" bhphotovideo.com

	Max focal length	300 mm			Length	120 mm
	Zoom range	4.3x			Diameter	76 mm
	Image stabilization	None			Weight	0.5 kg
	Focus motor	Generic motor			Min focal length	70 mm

"he Best Tamron lens up to date. Sharp on all focals from 70 to 300. Stabilization works (holds minimum 3 stops) good colors and bokeh. Very fast af focus." bhphotovideo.com

More advanced image stabilization Tamron VC

	Max focal length	300 mm			Length	150 mm
	Zoom range	4.3x			Diameter	82 mm
	Image stabilization	Tamron VC			Weight	0.8 kg
	Focus motor	Tamron USD			Min focal length	70 mm