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Pentax K-1
Lens category
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Pentax K-1

Pentax K-1 Portrait lenses made by Sigma that have a 300mm or longer focal length

#1

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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Max focal length 300 mm
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Length 102 mm
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Zoom range 16.7x
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Diameter 79 mm
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Min focal length 18 mm
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Weight 0.6 kg
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Aperture f/3.5
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Auto focus Yes
#2

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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Max focal length 300 mm
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Length 120 mm
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Zoom range 4.3x
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Diameter 77 mm
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Min focal length 70 mm
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Weight 0.5 kg
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Aperture f/4
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Auto focus Yes
#3

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

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

"I like to take shots from far away so people will act normal when they see a camera. It gets the photos I want and its light weight. " bhphotovideo.com

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Max focal length 300 mm
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Length 120 mm
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Zoom range 4.3x
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Diameter 76 mm
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Min focal length 70 mm
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Weight 0.6 kg
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Aperture f/4
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Auto focus Yes