| Product | |
| Product Category | EFP Lens: |
| Product Series | HJ18ex28B IASE |
| Image Composition | |
| Object Image Format | 2/3 inch |
| Aspect Ratio | 16:9 |
| Object Image size | 9.59 mm (H) x 5.39 mm (V) |
| Zoom Ratio | 18 X |
| Focal Length Range | 28~500mm |
| Focal Length Range with Extender | 56~1000mm |
| Angular Field of View | At 28mm
19.6o (H) x 11.4o (V)
At 500mm
1.1o (H) x 0.6o (V) |
| Angular Field of View with Extender | At 56mm
9.9o (H) x 5.6o (V)
At 1000mm
0.6o (H) x 0.3o (V) |
| Optical Brightness | |
| Maximum Relative Aperture (F-Number) | 1 : 2.8 at 28~2863mm
1 : 4.9 at 500mm (Ramping Characteristic) |
| Maximum Relative Aperture (F-Number) with Extender | 1 : 5.6 at 56~572mm
1 : 9.8 at 1000mm (Ramping Characteristic) |
| Scene Composition | |
| MOD From Front of Lens | 2.2 Meter (10mm with Macro) |
| Scene Object Dimensions at MOD | 71.1 cm x 40.0 cm at 28mm
4.1 cm x 2.3 cm at 500mm |
| Scene Object Dimensions at MOD with Extender | 35.6 cm x 20.0 cm at 56mm
2.1 cm x 1.2 cm at 1000mm |
| Physical Attributes | 7.2in (182.8mm) 4.9in (123.7mm) 10.6in (268.3mm) 5.7lbs (2.6kg) |
| Width | 7.2in (182.8mm) |
| Height | 4.9in (123.7mm) |
| Size Length mm mod1 | 10.6in (268.3mm) |
| Weight1 | 5.7lbs (2.6kg) |
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