Olympus Lenses that have a Olympus SWD focus motor

"Excellent lens for sport and fast action. The external zooming makes it a bit fragile if you're shooting in crowds or potentially damaging environments."

	Focus motor	Olympus SWD			Zoom range	4x
	Fixed aperture	No			Length	157 mm
	Max focal length	200 mm			Min focal length	50 mm
	Aperture	f/2.8			Weight	1 kg

"It is excellent for all-around photography and its weather resistance on an E3 body make it great for use in adverse environments."

Fixed aperture The same aperture at all focal lengths

	Focus motor	Olympus SWD			Zoom range	2.5x
	Fixed aperture	Yes			Length	123 mm
	Max focal length	35 mm			Min focal length	14 mm
	Aperture	f/2			Weight	0.9 kg

"I am an avid amateur photographer and have found this lens to fill most of my needs. Although this lens is a bit heavy, the quality of craftmenship is very apparent. The image color quality is outstanding and it maintains detail out to the image margins even at 12mm. Good macro capability as well."

	Focus motor	Olympus SWD			Zoom range	5x
	Fixed aperture	No			Length	98 mm
	Max focal length	60 mm			Min focal length	12 mm
	Aperture	f/2.8			Weight	0.6 kg