Description
Main Features
- 17-40mm Focal Range
- F4 Max Aperture
- F22 Minimum Aperture
- Weather-sealed
- Filter Thread: 77mm
- Max Format: 35mm FF
- Canon EF Mount
- Weight: 500g / 1.10 lb
- Dimensions(øxL): 3.3×3.8″/83.5×96.8mm
- Min Focus Distance: .28m/0.9ft
- Max Magnification: 0.13x
- Released in May 2003
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