Tamron SP AF 20-40mm f/2.7-3.5 Aspherical (IF) full specification

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• Specification
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• MTF data

Focal length	20 - 40mm
Angle of view	57° - 95°
Max aperture	f/2.7 - f/3.5
Min aperture	f/22
Focusing type	AF
Minimum focus	50cm
Filter size	77mm
Stabilised	No
Blades	6
Elements	15
Groups	12
Mounts	Nikon AF D Canon EF
Weight	525g
Dimensions	81mm x 81.5mm
Discontinued	TBC

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