| Make | Avenir |
|---|---|
| Manufacturer | Seiko Optical Corp |
| Model code | HZCH08551 |
| Zoom type | Manual |
| Lens Format inches | 1/2 inch |
| Focal Length mm | 8.5 ~ 51 mm focal length |
| Iris Type | Manual Iris |
| Lens Mount | C mount |
| F-Stop | 1.2 F-stop |
| Physical Specifications |
Dimensions mm: 58.8 (Dia) x 93.4 Weight g: 440 |
| Varifocal | Yes |