Wide angle focal length

Wide aperture

Price

Lens category

Lens mount

A wide angle view of a city scape

Pentax K Wide angle lenses for less than $400 that are 10mm or wider and have a f/4 or faster aperture

#1	Rokinon 10mm f/2.8 ED AS NCS CS Pentax K

Rokinon 10mm f/2.8 ED AS NCS CS Pentax K

	Aperture	f/2.8			Length	78 mm

	Min focal length	10 mm			Max focal length	10 mm

	Auto focus	No			Weight	0.6 kg

	Zoom range	1x			Diameter	86 mm

#2	Samyang 10mm f/2.8 ED AS NCS CS Pentax K

Samyang 10mm f/2.8 ED AS NCS CS Pentax K

	Aperture	f/2.8			Length	105 mm

	Min focal length	10 mm			Max focal length	10 mm

	Auto focus	No			Weight	0.6 kg

	Zoom range	1x			Diameter	86 mm

#3	Sigma 10-20mm f/3.5 EX DC HSM Pentax K

Sigma 10-20mm f/3.5 EX DC HSM Pentax K

	Supports autofocus
	Easier to use

	Aperture	f/3.5			Length	89 mm

	Min focal length	10 mm			Max focal length	20 mm

	Auto focus	Yes			Weight	0.5 kg

	Zoom range	2x			Diameter	86 mm

See 50 sample photos taken with the Sigma 10-20mm f/3.5 EX DC HSM Pentax K

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