Product: QUESTEK
Model:AI-3508A 3.5~8mm
QUESTEK AI-3508A (good type)
- Automatic lens calibration light when the external light intensity change
- Focal length: 3.5 ~ 8mm
- compatible sensor: 1/3 "
- Viewing Angle: 95.45 ~ 44.6
- Aperture: F1.4