Troubleshoot/What Is Lens Types
From Dahua Wiki
Lens types? Fixed, Varifocal, Motorized?
Fixed Lens
- Cannot adjust focal length.
- Has a wide angle view.
- Digital zoom is capable.
Varifocal Lens
- Focal length can be increase.
- Angle view can be changed manually.
- Optical zoom and Digital zoom are capable.
Motorized varifocal Lens
- Focal length can be increase.
- Angle view can be changed remotely.
- Optical zoom and Digital zoom are capable.