Canon VB-M640V Manual

Admin Viewer/VB Viewer

5

161

[Not used]
Disables Haze Compensation.

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Haze Compensation Strength
When Haze Compensation is set to [Manual], set a strength level.

Note

• When [Auto] or [Manual] is selected for [Haze Compensation], the video data size increases.

• When using [Haze Compensation], contrast may be strong if the subject is not obscured by haze. If this happens, set [Haze 

Compensation] to [Manual] and set a lower Haze Compensation strength.

Focus

This focuses on the subject.

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[Auto]
Automatically focuses on the subject.

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[Manual]

 If you push and hold the (Far) 

(Near) buttons, you can adjust the focus toward telephoto or wide-angle 

respectively.

When you click [One-shot AF], the camera will focus once using autofocus and then switch to manual focus.

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[Fixed at Infinity]
The focus is fixed at infinity where a camera focal point is unnecessary.

Focus Ranges

The estimated focus ranges for [Auto] and [Fixed at infinity] depending on the [Day/Night] setting are shown in the 

following table.

Important

If you set [Smart Shade Control] to [Auto] or [Manual], [Haze Compensation] is set to [Disable].

Important

• The focus set with the Admin Viewer will be applied to other users.

• Depending on the lighting used, focus may not be maintained when switching between [Day Mode] and [Night Mode]. Focus when 

switching Day/Night Mode can be set in the [Day/Night Mode Focus Settings] panel in the Admin Viewer (P. 165).

• If you select [Manual] for [Exposure] (P. 162) and set the shutter speed to [1/1 sec], focus will not be maintained with [Auto] and [One-

shot AF] in [Focus]. If this occurs, use [Manual] to set the focus.

• Note that if you set the focus manually it will remain fixed.
• In conditions where an outdoor scene is captured from an indoor location through a glass window, the camera may focus on the glass 

if there is dust or water on the surface. Install the camera at the shortest possible distance from the glass surface.

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