Sigma
Camera Lenses
Sigma AF 20-40mm f/2.8 EX DG ASPHERICAL Pentax KA/KAF/KAF2
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Sigma AF 20-40mm f/2.8 EX DG ASPHERICAL Pentax KA/KAF/KAF2
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Number of votes: 0
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Workmanship
Relevant cost
Serviceability
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Technical specs and features
Main characteristics
Lens type: wide angle Zoom;
Focal length: 20 - 40 mm;
Aperture: F2.80;
Minimum aperture: F22;
Fastening: Pentax KA/KAF/KAF2;
Auto focus: yes;
Design
Number of elements / groups of elements: 17 / 13;
Number of aspherical elements: 2;
Number of aperture blades: 9;
Dimensions (D x L): 89 x 107.8 mm;
Weight: 595 g;
Shooting options
Viewing angle: 56.80 - 94.50 gad.min;
Minimum focusing distance: 0.3 m;
Additional information
Thread diameter for a filter: 82 mm;
Compatible camera: ideal for film and digital cameras;
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Sigma AF 20-40mm f/2.8 EX DG ASPHERICAL Pentax KA/KAF/KAF2 pictures
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Popular today
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- diman's watchions (DxL): 87x84 mm
- weight: 470 g
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Brief specs
- Zoom telephoto lens
- mount Pentax KA/KAF/KAF2
- auto focus
- minimum focus distance 3 m
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- weight: 1345
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Brief specs
- Zoom telephoto lens
- mount Pentax KA/KAF/KAF2
- auto focus
- minimum focusing distance of 2 m
- diman's watchions (DxL): 88.5x183.5 mm
- weight: 1245 g
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Brief specs
- standard Zoom lens
- mount Pentax KA/KAF/KAF2
- auto focus
- minimum focusing distance of 0.5 m
- diman's watchions (DxL): 83.6x90.9 mm
- weight: 530g
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