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| Lens | J11ex4.5B IRSE/IASE | |
| Zoom Ratio | 11x | |
| Built-in Extender | 2.0x | |
| Range of Focal Length (with Extender) |
4.5~50mm 9~100mm (2.0x) |
|
| Maximum Relative Aperture (with extender) |
1:1.8 at 4.5~36mm 1:2.35 at 50mm 1:3.6 at 9~72mm (2.0x) 1:4.7 at 100mm (2.0x) |
|
| Angular field of view (with Extender) |
4:3 Aspect Ratio (8.8 x 6.6mm) |
88.7° x 72.5° at 4.5mm 10.1° x 7.6° at 50mm 52.1° x 40.3° at 9mm (2.0x) 5.0° x 3.8° at 100mm (2.0x) |
| 16:9 Aspect Ratio (9.59 x 5.39mm) |
93.7° x 61.9 at 4.5mm 11.0° x 6.2° at 50mm 56.1° x 33.4° at 9mm (2.0x) 5.5° x 3.1° at 100mm (2.0x) |
|
| Minimum Object Distance (M.O.D.) | 0.3m (10mm with Macro) | |
佳能 标清广角 J11ex4.5B IRSE/IASE