Focus - HIKVISION DS-2TD8166-150ZH2F/V2 User Manual

Thermal & Optical Bi-spectrum PTZ Network Camera User Manual
You can limit the changing ranges of iris, shutter and gain by setting Max. Iris Limit, Min. Iris
Limit, Max. Shutter Limit, Min. Shutter Limit and Limit Gain for better exposure effect.
Iris Priority
The value of iris needs to be adjusted manually. The shutter and gain values are adjusted
automatically according to the brightness of the environment.
You can limit the changing ranges of the shutter and gain by setting Max. Shutter Limit, Min.
Shutter Limit and Limit Gain for better exposure effect.
Shutter Priority
The value of shutter needs to be adjusted manually. The iris and gain values are adjusted
automatically according to the brightness of the environment.
You can limit the changing ranges of the iris by setting Max. Iris Limit, Min. Iris Limit and
Limit Gain for better exposure effect.
Manual
You need to set Iris, Shutter, and Gain manually.
Slow Shutter
The higher the slow shutter level is, the slower the shutter speed is. It ensures full exposure in
underexposure condition.

11.2.5 Focus

It offers options to adjust the focus mode and the minimum focus distance.
Focus Mode
Auto
The device focuses automatically as the scene changes. If you cannot get a well-focused
image under auto mode, reduce light sources in the image and avoid flashing lights.
Semi-auto
The device focuses once after the PTZ and lens zooming. If the image is clear, the focus does
not change when the scene changes.
Manual
You can adjust the focus manually on the live view page.
Min. Focus Distance
When the distance between the scene and lens is shorter than the Min. Focus Distance, the lens
does not focus.
Focus Speed
This function is used to adjust the focus speed and only supported in thermal channel.
The higher the value is, the faster the image focus. It is suitable for the image focus from fuzzy to
60