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A telephoto shot of a lion

Pentax K Wildlife lenses made by Sigma that have a 400mm or longer focal length

#1

Sigma 120-400mm f/4.5-5.6 DG APO OS HSM Pentax K

Sigma 120-400mm f/4.5-5.6 DG APO OS HSM Pentax K
 
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Wide angle lens
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120 mm
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Max focal length 400 mm
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Length 203 mm
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Min focal length 120 mm
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Diameter 91 mm
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Zoom range 3.3x
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Weight 1.8 kg
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Image stabilization Sigma OS
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Aperture f/4.5
#2

Sigma 150-500mm f/5-6.3 DG OS HSM APO Pentax K

Sigma 150-500mm f/5-6.3 DG OS HSM APO Pentax K
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Max focal length 500 mm
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Length 252 mm
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Min focal length 150 mm
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Diameter 94 mm
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Zoom range 3.3x
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Weight 1.9 kg
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Image stabilization Sigma OS
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Aperture f/5
#3

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 zoom range
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10x
 
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Wide angle lens
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50 mm
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Max focal length 500 mm
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Length 218 mm
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Min focal length 50 mm
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Diameter 104 mm
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Zoom range 10x
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Weight 2 kg
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Image stabilization Sigma OS
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Aperture f/4.5
#4

Sigma 500mm f/4.5 EX DG APO Pentax K

Sigma 500mm f/4.5 EX DG APO Pentax K
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Max focal length 500 mm
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Length 351 mm
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Min focal length 500 mm
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Diameter 122 mm
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Zoom range 1x
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Weight 3.1 kg
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Image stabilization None
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Aperture f/4.5