Canon EF 400mm f/4.0 DO IS USM Specs
Announced Sep 6, 2000
•
Telephoto prime lens | Canon EF | 7034A002
| Principal specifications | ||
|---|---|---|
| Lens type | Prime lens | |
| Max Format size | 35mm FF | |
| Focal length | 400 mm | |
| Image stabilization | Yes | |
| Lens mount | Canon EF | |
| Aperture | ||
| Maximum aperture | F4 | |
| Minimum aperture | F32 | |
| Aperture ring | No | |
| Number of diaphragm blades | 8 | |
| Optics | ||
| Elements | 17 | |
| Groups | 13 | |
| Special elements / coatings | Multi-Layer Diffractive Optical (DO) Element | |
| Focus | ||
| Minimum focus | 3.50 m (137.8″) | |
| Maximum magnification | 0.12× | |
| Autofocus | Yes | |
| Motor type | Ultrasonic | |
| Full time manual | Yes | |
| Focus method | Internal | |
| Distance scale | Yes | |
| DoF scale | Yes | |
| Physical | ||
| Weight | 1940 g (4.28 lb) | |
| Diameter | 128 mm (5.04″) | |
| Length | 233 mm (9.16″) | |
| Materials | Metal barrel, metal mount | |
| Sealing | Yes | |
| Colour | Grey and Black | |
| Filter thread | 52 mm | |
| Hood product code | ET-120 | |
| Tripod collar | Yes | |
| Optional accessories | Lens Case 400 | |
| Other | ||
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