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Pentax K Lenses made by Sigma

#1

Sigma 17-70mm f/2.8-4 DC Macro HSM Pentax K

Sigma 17-70mm f/2.8-4 DC Macro HSM Pentax K
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Zoom range 4.1x
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Aperture f/2.8
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Min focal length 17 mm
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Weight 465 g
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Max focal length 70 mm
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Fixed aperture No
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Length 82 mm
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Diameter 79 mm
#2

Sigma 18-250mm f/3.5-6.3 DC Macro HSM Pentax K

Sigma 18-250mm f/3.5-6.3 DC Macro HSM Pentax K
 
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Great zoom range
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13.9x
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Zoom range 13.9x
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Aperture f/3.5
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Min focal length 18 mm
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Weight 472 g
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Max focal length 250 mm
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Fixed aperture No
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Length 89 mm
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Diameter 74 mm
#3

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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Zoom range 16.7x
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Aperture f/3.5
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Min focal length 18 mm
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Weight 0.6 kg
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Max focal length 300 mm
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Fixed aperture No
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Length 102 mm
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Diameter 79 mm
#4

Sigma 50mm f/1.4 EX DG HSM Pentax K

Sigma 50mm f/1.4 EX DG HSM Pentax K

"I have been very satisfied: this lens is absolutely great for low light, or portraiture, requiring large apertures. I shoot with a Pentax k-x, non full-frame, and so the focal length is closer to 85 mm, perfect for portraits." bhphotovideo.com

 
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Wide aperture
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f/1.4
 
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Quite short
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69 mm
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Zoom range 1x
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Aperture f/1.4
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Min focal length 50 mm
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Weight 0.5 kg
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Max focal length 50 mm
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Fixed aperture n/a
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Length 69 mm
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Diameter 84 mm
#5

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

Sigma 10-20mm f/3.5 EX DC HSM Pentax K
 
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Fixed aperture
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The same maximum aperture at all focal lengths
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Zoom range 2x
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Aperture f/3.5
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Min focal length 10 mm
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Weight 0.5 kg
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Max focal length 20 mm
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Fixed aperture Yes
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Length 89 mm
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Diameter 86 mm
#6

Sigma 30mm f/1.4 DC HSM Pentax K

Sigma 30mm f/1.4 DC HSM Pentax K
 
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Wide aperture
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f/1.4
 
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Quite short
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63 mm
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Zoom range 1x
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Aperture f/1.4
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Min focal length 30 mm
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Weight 435 g
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Max focal length 30 mm
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Fixed aperture n/a
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Length 63 mm
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Diameter 74 mm
#7

Sigma 300mm f/2.8 EX DG Pentax K

Sigma 300mm f/2.8 EX DG Pentax K

"It's much much sharper, even with a 1.4 TC. I highly recommend this lens." bhphotovideo.com

 
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Great telephoto lens
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300 mm
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Zoom range 1x
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Aperture f/2.8
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Min focal length 300 mm
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Weight 2.4 kg
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Max focal length 300 mm
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Fixed aperture n/a
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Length 213 mm
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Diameter 119 mm
#8

Sigma 50-500mm f/4.5-6.3 APO DG OS HSM Pentax K

Sigma 50-500mm f/4.5-6.3 APO DG OS HSM Pentax K
 
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Great telephoto lens
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500 mm
 
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Great zoom range
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10x
 
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More advanced image stabilization
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Sigma OS
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Zoom range 10x
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Aperture f/4.5
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Min focal length 50 mm
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Weight 2 kg
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Max focal length 500 mm
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Fixed aperture No
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Length 218 mm
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Diameter 104 mm
#9

Sigma 70-300mm f/4-5.6 DG Macro Pentax K

Sigma 70-300mm f/4-5.6 DG Macro Pentax K

"toolk a little getting used to but love it" bhphotovideo.com

 
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Great telephoto lens
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300 mm
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Zoom range 4.3x
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Aperture f/4
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Min focal length 70 mm
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Weight 0.5 kg
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Max focal length 300 mm
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Fixed aperture No
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Length 120 mm
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Diameter 77 mm
#10

Sigma 500mm f/4.5 EX DG APO Pentax K

Sigma 500mm f/4.5 EX DG APO Pentax K
 
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Great telephoto lens
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500 mm
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Zoom range 1x
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Aperture f/4.5
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Min focal length 500 mm
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Weight 3.1 kg
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Max focal length 500 mm
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Fixed aperture n/a
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Length 351 mm
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Diameter 122 mm