Canon EF 1.4X III Extender
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Canon EF 1.4X III Extender
Overview
- Dustproof and waterproof specifications (JIS 2 equivalent)
- Lens placement and coatings are optimized to minimize the ghosting
- Built-in microcomputer in the extenders enables communication between lens, extender and camera
- Anti-smear coating (Silky Barrier Coating) used to enhance smear-free state of the lens surface
- 1.4x increase of the lens's focal length
Specifications
| Angle of View (Diagonal) | ー |
| Angle of View (Horizontal) | ー |
| Angle of View (Vertical) | ー |
| Closest Focusing Distance (m, ft) | ー |
| Construction (groups elements) | 3-7 |
| Diameter x Length (mm) (Max.) | 72.0 x 27.2 |
| Distance Scale | ー |
| Drive System | ー |
| Filter Size (mm) | ー |
| Max. Magnification (x) | ー |
| Min. Aperture | ー |
| No. of Diaphragm Blades | ー |
| Anti-dust and Moisture | Supported |
| Weight (g) (Approx.) | 225 |
