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Description #2978993
Value: Mount: Canon EF, lens type: wide-angle, focal length: fixed, autofocus, min. focal length: 1.40 mm, prime lens focal length: 20 mm, aperture F at min. focal length
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Brand #2978994
Value: Sigma
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Type #2978995
Value: Lens
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Lens type #2978996
Value: Wide angle
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Focal length #2978997
Value: Permanent
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Auto focus #2978998
Value: There is
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Min. focal length #2978999
Value: 14 mm
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Focal length of prime lens #2979000
Value: 20 mm
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Minimum focus distance #2979001
Value: 0.3 m
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Functions #2979002
Value: Focusing motor for Nikon F, ultrasonic motor
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Aperture F at min. focal length #2979003
Value: 1.4
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Aperture F at max. focal length #2979004
Value: 1.4
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Minimum aperture F #2979005
Value: 16
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Number of aperture blades #2979006
Value: 9
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Bayonet #2979007
Value: Canon EF
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Number of element groups #2979008
Value: 11
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Number of elements #2979009
Value: 15
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Number of low dispersion elements #2979010
Value: 7