Pentax K Lenses that have image stabilization

"I use this lense on my Pentax K20D camera and it works excellent. "

	Image stabilization	Sigma OS			Focus motor	None
	Zoom range	4.3x			Weight	0.6 kg
	Fixed aperture	No			Aperture	f/4
	Max focal length	300 mm			Min focal length	70 mm

"This is a great all aroud lens. Love the wide angle I get and just enough zoom for an alround."

	Image stabilization	Sigma OS			Focus motor	Sigma HSM
	Zoom range	4.1x			Weight	0.5 kg
	Fixed aperture	No			Aperture	f/2.8
	Max focal length	70 mm			Min focal length	17 mm

"This is a solid lens. I'm not 100% convinced the OS in this lens is an improvement over the body image stabilization, but it seems to be roughly equivalent."

	Image stabilization	Sigma OS			Focus motor	Sigma HSM
	Zoom range	2.8x			Weight	395 g
	Fixed aperture	No			Aperture	f/2.8
	Max focal length	50 mm			Min focal length	18 mm

"I am shooting through this lens, and I am loving the results. I really haven't had any complaints about it and it has performed as described."

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

"Excellent clarity with good built in features. While the lens could be a little faster, it works in most situations and the price is also excellent. Highly recommended."

Great zoom range 13.9x

	Image stabilization	Sigma OS			Focus motor	Sigma HSM
	Zoom range	13.9x			Weight	0.6 kg
	Fixed aperture	No			Aperture	f/3.5
	Max focal length	250 mm			Min focal length	18 mm