Nikon D40 Low light lenses made by Sigma

"It produces very sharp images with great contrast. The focusing motor is quiet. It is well made, has a matt black finish and comes with a lens hood and nice case"

Silent focus motor Silent and fast

	Focus motor	Sigma HSM			Length	59 mm
	Min focal length	30 mm			Weight	430 g
	Aperture	f/1.4			Diameter	76 mm
	Max focal length	30 mm			Auto focus	Yes

"It is terrific! Colors are warm and pure, autofocus is fast and razor sharp, and backgrounds melt into smooth blurred colors."

Silent focus motor Silent and fast

	Focus motor	Sigma HSM			Length	68 mm
	Min focal length	50 mm			Weight	0.5 kg
	Aperture	f/1.4			Diameter	85 mm
	Max focal length	50 mm			Auto focus	Yes

"fantastic pictures....portraits of my grandkids...really clear....."

	Focus motor	None			Length	79 mm
	Min focal length	28 mm			Weight	481 g
	Aperture	f/1.8			Diameter	84 mm
	Max focal length	28 mm			Auto focus	Yes

"As far as the noise, I can tell you I don't hear a thing but the band and the party when I shoot. This is a fast sharp lens. A great addition to any pro wedding photographer."

	Focus motor	None			Length	86 mm
	Min focal length	20 mm			Weight	0.5 kg
	Aperture	f/1.8			Diameter	89 mm
	Max focal length	20 mm			Auto focus	Yes

"My copy is tack sharp where it should be, fast and accurate focusing. The build quality feels sturdy and reliable. I will be taking a chance on more sigma glass in the future."

	Focus motor	None			Length	79 mm
	Min focal length	24 mm			Weight	485 g
	Aperture	f/1.8			Diameter	84 mm
	Max focal length	24 mm			Auto focus	Yes