Pentax K-01 with 40mm f/2.8 lens Telephoto lenses that have image stabilization

"Lens has excellent speed and sharpness."

	Image stabilization	Sigma OS			Aperture	f/3.8
	Zoom range	6.9x			Focus motor	Sigma HSM
	Fixed aperture	No			Length	n/a
	Max focal length	125 mm			Weight	0.5 kg

"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			Aperture	f/4
	Zoom range	4x			Focus motor	Sigma HSM
	Fixed aperture	No			Length	102 mm
	Max focal length	200 mm			Weight	n/a

"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			Aperture	f/3.5
	Zoom range	13.9x			Focus motor	Sigma HSM
	Fixed aperture	No			Length	n/a
	Max focal length	250 mm			Weight	0.6 kg

"I like to work with it for anxious, aloof or dangerous animal takings since it allows prudent distances. It is a good complement for an objective 18-70 or 28-70"

	Image stabilization	Sigma OS			Aperture	f/4
	Zoom range	4.3x			Focus motor	None
	Fixed aperture	No			Length	127 mm
	Max focal length	300 mm			Weight	0.6 kg