Four Thirds Lenses for less than $500 that have a generic focus motor, are 35mm or wider and have a f/4 or faster aperture

"I found the lens solid in feel, easy to change, quick enough focussing" bhphotovideo.com

Supports autofocus Easier to use

	Aperture	f/4			Auto focus	Yes
	Min focal length	9 mm			Zoom range	2x
	Focus motor	Generic motor			Max focal length	18 mm
	Fisheye	No			Diameter	79 mm

"It's very light (not aluminum like the 70s) but the depth of field is surprisingly minimal for a lens of this size" bhphotovideo.com

Supports autofocus Easier to use

	Aperture	f/3.5			Auto focus	Yes
	Min focal length	14 mm			Zoom range	3x
	Focus motor	Generic motor			Max focal length	42 mm
	Fisheye	No			Diameter	66 mm

"While it is advertised as a Macro lens, this lens is that and more. It is useful for closeups of flowers and insects, and for copy work, but it is also a great lens for use in a walk-about kit." bhphotovideo.com

Supports autofocus Easier to use

	Aperture	f/3.5			Auto focus	Yes
	Min focal length	35 mm			Zoom range	1x
	Focus motor	Generic motor			Max focal length	35 mm
	Fisheye	No			Diameter	71 mm

"One of the major benefits to the lens is that we have no need to switch cameras, or lens because it comes in to 18mm but zooms out to 180mm." bhphotovideo.com

Great zoom range 10x

Supports autofocus Easier to use

Great telephoto lens 180 mm

	Aperture	f/3.5			Auto focus	Yes
	Min focal length	18 mm			Zoom range	10x
	Focus motor	Generic motor			Max focal length	180 mm
	Fisheye	No			Diameter	78 mm