Pentax K Low light lenses

"The pictures are very sharp. Low light is fantastic. I have not found anything I dislike about it."

	Focus motor	None			Max focal length	50 mm
	Aperture	f/1.4			Weight	222 g
	Length	38 mm			Diameter	64 mm
	Min focal length	50 mm			Auto focus	Yes

"First off it's a solid lens, a bit heavy but it takes a beating. Fast focus and quiet. I use it with k20 and I am very happy with the results. A must for low light photography."

Silent focus motor Silent and fast

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

"The autofocus is fast and accurate and its size and weight balances out the K7 with or without the battery grip."

	Focus motor	None			Max focal length	31 mm
	Aperture	f/1.8			Weight	345 g
	Length	69 mm			Diameter	66 mm
	Min focal length	31 mm			Auto focus	Yes

"This lens produces an accurate reproduction. The f/1.4 aperature has opened-up a whole new range of photo oppurtunities."

Silent focus motor Silent and fast

	Focus motor	Pentax SDM			Max focal length	55 mm
	Aperture	f/1.4			Weight	375 g
	Length	n/a			Diameter	n/a
	Min focal length	55 mm			Auto focus	Yes

"Awesome lens. In good to decent light, sharp and snappy AF. A 30mm f/1.4 on an crop center hits a pretty decent sweet spot. Relatively sharp (although not across the frame.) Decent MF feel, especially for a modern third party AF lens."

	Focus motor	None			Max focal length	30 mm
	Aperture	f/1.4			Weight	430 g
	Length	59 mm			Diameter	76 mm
	Min focal length	30 mm			Auto focus	Yes

"Great multi-purpose performing lens, particularly if you want to "travel light" and leave the bag at home."

	Focus motor	None			Max focal length	77 mm
	Aperture	f/1.8			Weight	272 g
	Length	64 mm			Diameter	48 mm
	Min focal length	77 mm			Auto focus	Yes

"Highly recomemded for any wide angle needs, but specially f1.8 will give you way more light than the zooms in that range."

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

"So far the results have been great. Nice and sharp. Great bokeh. Excellent lighted build quality."

	Focus motor	None			Max focal length	43 mm
	Aperture	f/1.9			Weight	156 g
	Length	28 mm			Diameter	63 mm
	Min focal length	43 mm			Auto focus	Yes