Introduction
This high-performance lens was designed with portability and handling ease in mind. One super UD-glass element, whose characteristics are similar to fluorite, and one UD-glass element result in sharp pictures from corner-to corner. The lens also has a built-in hood and a detachable tripod mount.
Features
- Focal length and maximum aperture: 400 mm 1:5.6
- Lens construction: 7 elements in 6 groups
- Diagonal angle of view: 6°-10°
- Focus adjustment: Inner focusing system with USM
- Closest focusing distance: 3.5m / 11.5ft
- Filter size: 77mm
Specifications
Angle of view (horzntl, vertl, diagnl) | 5°10', 3°30', 6°10' |
Lens construction (elements/groups) No. of diaphragm blades | 8 |
Minimum aperture | 32 |
Closest focusing distance (m) | 3.5 |
Maximum magnification (x) | 0.12 |
AF actuator | USM |
Filter diameter (mm) | 77 |
Max. diameter x length (mm) | 90 x 256.5 |
Weight (g) | 1,250 |
Magnification - Extension Tube EF12 II | 0.16 - 0.03 |
Magnification - Extension Tube EF25 II | 0.21 - 0.07 |
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