Olympus E-520 Telephoto lenses

"I am delighted with this 140-600mm lense as it enables me to get close shots of birds and wildlife and has great clarity and sharpness for a moderately priced lense." bhphotovideo.com

Small diameter 80 mm

Great telephoto lens 300 mm

	Diameter	80 mm			Auto focus	Yes
	Fixed aperture	No			Aperture	f/4
	Weight	0.6 kg			Min focal length	70 mm
	Zoom range	4.3x			Length	127 mm

"Instant focusing when used with e3. Great color retention." bhphotovideo.com

Small diameter 87 mm

	Diameter	87 mm			Auto focus	Yes
	Fixed aperture	No			Aperture	f/2.8
	Weight	1 kg			Min focal length	50 mm
	Zoom range	4x			Length	157 mm

"Light weight and easy to handle. Imagages are very sharp and bright." bhphotovideo.com

Small diameter 66 mm

Very light 220 g

Quite short 72 mm

	Diameter	66 mm			Auto focus	Yes
	Fixed aperture	No			Aperture	f/4
	Weight	220 g			Min focal length	40 mm
	Zoom range	3.8x			Length	72 mm

"The real benefit of course is that it maintains the DOF of a 150mm lens at its effective new focal length, plus the gain of a stop of aperture speed." bhphotovideo.com

	Diameter	100 mm			Auto focus	Yes
	Fixed aperture	n/a			Aperture	f/2
	Weight	1.6 kg			Min focal length	150 mm
	Zoom range	1x			Length	150 mm

"The lens is much better than the stock lens. It gives great depth of field when on the end of the lens and has a nice reach." bhphotovideo.com

Great zoom range 10x

Small diameter 78 mm

Very light 435 g

	Diameter	78 mm			Auto focus	Yes
	Fixed aperture	No			Aperture	f/3.5
	Weight	435 g			Min focal length	18 mm
	Zoom range	10x			Length	85 mm

"This is one Super Len’s…the tack sharpness though out all the stop’s is fantastic. It is quick to focus and great in low light situations." bhphotovideo.com

Great telephoto lens 300 mm

	Diameter	285 mm			Auto focus	Yes
	Fixed aperture	n/a			Aperture	f/2.8
	Weight	3.3 kg			Min focal length	300 mm
	Zoom range	1x			Length	127 mm

"This lens is very useful in low light and with fast action events. The lens is very fast (bright) which allows for fast shutter speeds to capture the action" bhphotovideo.com

Fixed aperture The same maximum aperture at all focal lengths

	Diameter	97 mm			Auto focus	Yes
	Fixed aperture	Yes			Aperture	f/2
	Weight	1.7 kg			Min focal length	35 mm
	Zoom range	2.9x			Length	214 mm

"It was perfect for several graduations. I generally use it with my E3 body, which makes the whole system very weather resistant." bhphotovideo.com

Fixed aperture The same maximum aperture at all focal lengths

	Diameter	125 mm			Auto focus	Yes
	Fixed aperture	Yes			Aperture	f/2.8
	Weight	3.3 kg			Min focal length	90 mm
	Zoom range	2.8x			Length	277 mm