| 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) |
| Object Dimensions at M.O.D. (with Extender) | 4:3 Aspect Ratio (8.8 x 6.6mm) | 67.9 x 50.9cm at 4.5mm 5.9 x 4.4cm at 50mm 34.0 x 25.5cm at 9mm (2.0x) 3.0 x 2.2cm at 100mm (2.0x) |
| 16:9 Aspect Ratio (9.59 x 5.39mm) | 74.4 x 41.9cm at 4.5mm 6.4 x 3.6cm at 50mm 37.2 x 20.9cm at 9mm (2.0x) 3.2 x 1.8cm at 100mm (2.0x) |
| Macro | Yes |
| Size (W x H x L) | 168.2 x 110.6 x 237.7mm |
| Weight | 1.83kg (4.03lbs) 1.93kg (4.25lbs) |