Zoom Landscape lenses that are 10mm or wider and have a f/4 or faster aperture

"Very good picture clarity and the wide angle makes it my go-to lens for almost any outdoor situation." bhphotovideo.com

	Aperture	f/3.5			Diameter	84 mm
	Min focal length	10 mm			Length	90 mm
	Fixed aperture	No			Weight	386 g
	Image stabilization	None			Zoom range	2.2x

"It is extremely sharp and is definatly wide enough. This is a true wide angle lens." bhphotovideo.com

Fixed aperture The same maximum aperture at all focal lengths

	Aperture	f/3.5			Diameter	86 mm
	Min focal length	10 mm			Length	89 mm
	Fixed aperture	Yes			Weight	0.5 kg
	Image stabilization	None			Zoom range	2x

"This has become a lens I must have with me. Use it appropriately and it is sharp with minimal to no vignetting." bhphotovideo.com

	Aperture	f/4			Diameter	86 mm
	Min focal length	10 mm			Length	89 mm
	Fixed aperture	No			Weight	0.5 kg
	Image stabilization	None			Zoom range	2x

"The exciting perspective and wide field of view combined with excellent sharpness make this lens a winner. It's a welcome addition to the Lumix G line." bhphotovideo.com

Fixed aperture The same maximum aperture at all focal lengths

	Aperture	f/4			Diameter	70 mm
	Min focal length	7 mm			Length	83 mm
	Fixed aperture	Yes			Weight	300 g
	Image stabilization	None			Zoom range	2x

"The lens is great, especially If you like taking interior shots or panoramic, architectural buildings, architectural models." bhphotovideo.com

Fixed aperture The same maximum aperture at all focal lengths

	Aperture	f/3.5			Diameter	86 mm
	Min focal length	10 mm			Length	89 mm
	Fixed aperture	Yes			Weight	0.5 kg
	Image stabilization	None			Zoom range	2x

"This is my first wide angle zoom and I don't see a reason to purchase another. Color and contrast are great, good edge to edge sharpness. Zoom ring is tight and well dampened." bhphotovideo.com

	Aperture	f/3.5			Diameter	79 mm
	Min focal length	10 mm			Length	99 mm
	Fixed aperture	No			Weight	406 g
	Image stabilization	None			Zoom range	2.4x

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

	Aperture	f/4			Diameter	79 mm
	Min focal length	9 mm			Length	74 mm
	Fixed aperture	No			Weight	275 g
	Image stabilization	None			Zoom range	2x