Sony Alpha DSLR-A200 Landscape lenses for Sony Alpha DT lens mount

"I have yet to really put this lens through its paces, but so far I am very satisfied."

Fixed aperture The same aperture at all focal lengths

Silent focus motor Silent and fast

	Fixed aperture	Yes			Zoom range	2x
	Focus motor	Sigma HSM			Max focal length	20 mm
	Image stabilization	None			Weight	0.5 kg
	Aperture	f/3.5			Min focal length	10 mm

"The lens feels very solid and well made."

Fixed aperture The same aperture at all focal lengths

More advanced image stabilization Sigma OS

Silent focus motor Silent and fast

	Fixed aperture	Yes			Zoom range	2.9x
	Focus motor	Sigma HSM			Max focal length	50 mm
	Image stabilization	Sigma OS			Weight	0.6 kg
	Aperture	f/2.8			Min focal length	17 mm

"Use in everyday photography, fast focusing and great quality pictures."

More advanced image stabilization Sigma OS

Silent focus motor Silent and fast

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

"When shooting into the sun or other bright objects at small apertures, the aperture blades give a nice 16 point star effect with minimal flare."

Fixed aperture The same aperture at all focal lengths

	Fixed aperture	Yes			Zoom range	1.5x
	Focus motor	None			Max focal length	16 mm
	Image stabilization	None			Weight	0.6 kg
	Aperture	f/2.8			Min focal length	11 mm

"An excellent lens-especially for the price. The constant f2.8 maximum aperture makes it a first class, low light addition. It is solidly constructed and should last quite a while."

Fixed aperture The same aperture at all focal lengths

	Fixed aperture	Yes			Zoom range	2.9x
	Focus motor	None			Max focal length	50 mm
	Image stabilization	None			Weight	434 g
	Aperture	f/2.8			Min focal length	17 mm

"This is perfect for group photos when you don't want to purposely exclude anyone. Also for the interior of buildings and for those horizon shots. A must for your collection. Clear as a bell."

	Fixed aperture	No			Zoom range	1.6x
	Focus motor	None			Max focal length	18 mm
	Image stabilization	None			Weight	360 g
	Aperture	f/4.5			Min focal length	11 mm

"I like the size, very comfortable and I consider it now one of "always-in-my-bag" lenses."

	Fixed aperture	No			Zoom range	2x
	Focus motor	None			Max focal length	20 mm
	Image stabilization	None			Weight	470 g
	Aperture	f/4			Min focal length	10 mm

"I just returned from a trip to San Francisco and was very satisfied with the performance of the lens. It worked well for street shots in Chinatown as well as wide angles at the Golden Gate bridge."

Fixed aperture The same aperture at all focal lengths

	Fixed aperture	Yes			Zoom range	2.8x
	Focus motor	None			Max focal length	50 mm
	Image stabilization	None			Weight	450 g
	Aperture	f/2.8			Min focal length	18 mm

"very versatile lens. good for landscapes and indoor shots with flash. really impressed with close focus/macro capabilities."

	Fixed aperture	No			Zoom range	4.1x
	Focus motor	None			Max focal length	70 mm
	Image stabilization	None			Weight	455 g
	Aperture	f/2.8			Min focal length	17 mm