Brand
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Wide angle focal length
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Price
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Camera
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Pentax K-5
Lens category
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Pentax K-5

Pentax K-5 Lenses made by Sigma for less than $800 that are 24mm or wider

#1

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

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

"This lens is absolutely great for scenery and landscape. I did a lot of research for a good wide-angle lens and for the price this lens was definitely my favorite." bhphotovideo.com

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Min focal length 10 mm
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Max focal length 20 mm
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Zoom range 2x
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Aperture f/3.5
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Fisheye No
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Diameter 86 mm
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Fixed aperture Yes
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Weight 0.5 kg
#2

Sigma 10mm f/2.8 EX DC HSM Pentax K

Sigma 10mm f/2.8 EX DC HSM Pentax K
 
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Fisheye
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Extremely wide circular images
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Min focal length 10 mm
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Max focal length 10 mm
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Zoom range 1x
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Aperture f/2.8
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Fisheye Yes
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Diameter 76 mm
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Fixed aperture n/a
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Weight 476 g
#3

Sigma 17-50mm f/2.8 EX DC HSM Pentax K

Sigma 17-50mm f/2.8 EX DC HSM Pentax K
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Min focal length 17 mm
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Max focal length 50 mm
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Zoom range 2.9x
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Aperture f/2.8
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Fisheye No
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Diameter 84 mm
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Fixed aperture Yes
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Weight 0.6 kg
#4

Sigma 18-300mm f/3.5-6.3 DC MACRO HSM Contemporary Pentax K

Sigma 18-300mm f/3.5-6.3 DC MACRO HSM Contemporary Pentax K
 
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Great zoom range
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16.7x
 
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Great telephoto lens
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300 mm
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Min focal length 18 mm
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Max focal length 300 mm
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Zoom range 16.7x
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Aperture f/3.5
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Fisheye No
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Diameter 79 mm
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Fixed aperture No
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Weight 0.6 kg
#5

Sigma 18-35mm f/1.8 DC HSM Art Pentax-k

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Wide aperture
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f/1.8
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Min focal length 18 mm
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Max focal length 35 mm
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Zoom range 1.9x
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Aperture f/1.8
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Fisheye No
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Diameter n/a
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Fixed aperture Yes
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Weight 0.8 kg