2.5.4 Configure the settings relating to image adjust and zoom/focus [Image quality]
Click the [Image quality] tab on the “Image/Audio” page. (→2.2.1 How to display the setup menu, 2.2.2 How to operate the setup menu)
When the [Setup>>] button of each setting item is clicked, the detailed settings menu will be displayed in a newly opened window. The detailed settings can be configured while monitoring images displayed on the [Image quality] tab.
The settings relating to the image adjust and zoom/focus can be configured on this page.
[Image adjust]
Click the [Setup>>] button to display the setup menu that can configure the settings relating to image quality. The setup menu will be displayed in a newly opened window. (→2.5.4.1 Configure the settings relating to image quality (“Image adjust” setup menu))
[Zoom/Focus adjustment]
Click the [Setup>>] button to display the setup menu that can configure the settings relating to zoom and back focus. (→2.5.4.3 Adjust the zoom and focus)
2.5.4.1 Configure the settings relating to image quality (“Image adjust” setup menu)
Click the [Setup>>] button of “Image adjust” on the [Image quality] tab of the “Image/Audio” page. (→2.5.4 Configure the settings relating to image adjust and zoom/focus [Image quality])
The settings relating to image quality can be configured with the setup menu displayed in a newly displayed window. When the values are changed, the changed values will be applied to the currently displayed image on the [Image quality] tab.
Click the “+” mark on the left of each item in the setup menu to expand the respective item, and enable detailed settings.
Click the “-” mark on the left of an expanded item to return to the screen displayed before the item was expanded.
<Example: BLC/ HLC>
[Source Selection]
A source can be selected to apply image quality settings for.
Source1: Configures Source1 image quality settings. Images displayed in the [Image quality] tab are Source1 images
Source2: Configures Source2 image quality settings. Images displayed in the [Image quality] tab are Source2 images.
Default: Source1
BLC/ HLC
[BLC/ HLC]
Select from the following. When “On” is selected for “Intelligent auto”, this setting is not available.
Back light compensation (BLC): Activates the back light compensation (BLC) function.
High light compensation(HLC): Activates the high light compensation (HLC) function. The high light compensation function limits the over exposure of subjects caused bright light at night.
Off: Deactivates the back light compensation function and high light compensation function.
Default: Off
[BLC level]
Adjust the BLC level.
If you move the slider in the “+” direction, the effect of back light compensation will increase.
If you move the slider in the “-” direction, the effect of back light compensation will decrease.
Click the [Reset] button to reset to the default setting.
Default: 16
[HLC level]
Adjust the high light compensation level.
If you move the slider in the “+” direction, the effect of high light compensation (HLC) will increase.
If you move the slider in the “-” direction, the effect of high light compensation (HLC) will decrease.
Click the [Reset] button to reset to the default setting.
Default: 16
[Mask area]
When mask area is set, the selected area is masked and you can adjust brightness.
Refer to 2.5.4.2 Set mask areas for information on how to set the mask area.
Light control mode
[Light control mode]
Select the light control mode from the following.
Outdoor scene: Depending on the brightness level (illuminance), the iris will automatically be controlled together with the shutter speed adjustment to control light. When shooting a bright subject such as outdoor, etc., select this parameter. Be aware that flicker may occur when a subject is under fluorescent lighting.
Fix shutter: “On”
When “Dual sources [4:3](15fps mode)” or “Single source [4:3](30fps mode)” is selected for “Image capture mode”: 1/30 Fix, 1/60 Fix, 1/120 Fix, 1/250 Fix, 1/500 Fix, 1/1000 Fix, 1/1500 Fix, 1/2000 Fix, 1/3000 Fix, 1/4000 Fix, 1/10000 Fix
When “Dual sources [4:3](12.5fps mode)” or “Single source [4:3](25fps mode)” is selected for “Image capture mode”: 1/25 Fix, 1/50 Fix, 1/100 Fix, 1/250 Fix, 1/500 Fix, 1/1000 Fix, 1/1500 Fix, 1/2000 Fix, 1/3000 Fix, 1/4000 Fix, 1/10000 Fix
Default: Outdoor scene
Note
When a faster shutter speed is selected (up to 1/10000), it is possible to capture a fast moving object with less blur.
When a faster shutter speed is selected, the sensitivity will become lower.
[Brightness]
Adjust the brightness.
If you move the slider in the “+” direction, the image will become brighter.
If you move the slider in the “-” direction, the image will become darker.
Click the [Reset] button to reset to the default brightness setting.
Default: 64
[Maximum gain]
Adjusts the maximum gain. When the luminance of the subject becomes darker, gain will be automatically increased and screen will become brighter. If you increase the gain, the noise may also increase.
If you move the slider in the “+” direction, the maximum gain will increase.
If you move the slider in the “-” direction, the maximum gain will decrease.
Click the [Reset] button to reset to the default setting.
Default: 9
[Maximum shutter]
The maximum shutter time adjusts the storage time of the sensor. The following are available for the recording duration.
When “Dual sources [4:3](15fps mode)” or “Single source [4:3](30fps mode)” is selected for “Image capture mode”:
Max.1/10000s, Max.1/4000s, Max.1/3000s, Max.1/2000s, Max. 1/1500s, Max.1/1000s, Max.1/500s, Max.1/250s, Max.1/120s, Max.1/60s, Max.1/30s
When “Dual sources [4:3](12.5fps mode)” or “Single source [4:3](30fps mode)” is selected for “Image capture mode”:
Max.1/10000s, Max.1/4000s, Max.1/3000s, Max.1/2000s, Max.1/1500s, Max.1/1000s, Max.1/500s, Max.1/250s, Max.1/100s, Max.1/50s, Max.1/25s
Default: Max.1/1000s
[Light control speed]
Adjust the light control speed.
If you move the slider in the “+” direction, the light control speed will increase.
If you move the slider in the “-” direction, the light control speed will decrease.
Click the [Reset] button to reset to the default setting.
Default: 16
Day & Night(IR)
[Day & Night(IR)]
Select switching between image capture modes for bright day times and dark night times with the following methods.
Day: Always captured in day mode.
Night: Always captured in night mode.
Auto: The camera automatically switches between the day and night modes depending on the illuminance sensor.
Default: Auto
IMPORTANT
If the focus cannot be automatically adjusted, refer to “2.5.4.3 Adjust the zoom and focus - Zoom/Focus adjustment - [Adjusting method]”.
Note
The operating sound might be heard when changing to day & night mode, however it does not indicate any malfunction.
Switching between day and night is a common setting for Source1 and Source2. If the setting is changed for Source1 the setting will also be changed for Source2. Also, if the setting is changed for Source2 the setting will also be changed for Source1.
The day mode and the night mode may not be switched automatically depending on the environment. In such a case, use the schedule function to switch the day and the night mode.
When switching between day and night modes, images become difficult to view.
[Level]
Adjust the threshold illuminance level (brightness) to switch between the day mode and the night mode.
When the slider is moved in the “+” direction, switching becomes easier when the ambient brightness (illuminance) of the camera is high.
When the slider is moved in the “-” direction, switching becomes harder when the ambient brightness (illuminance) of the camera is low.
Default: 5
[Dwell time]
Select a wait time for switching between the day mode and the night mode from the following.
1min/ 2min/ 3min/ 5min
Default: 5min
[IR Light]
Select On/Off to determine whether or not to operate the IR Light.
Default: On
Note
When “Off” is selected for “IR Light”, a separate IR Light is required. If there is no IR Light, images will become dark.
[Intensity control]
Select On/Off to determine whether or not to activate the IR Light over exposure suppression function.
Default: Off
Intelligent auto
[Intelligent auto]
Select On/Off to determine whether or not to activate the “Intelligent auto” function.
“Intelligent auto” can detect conditions (back lighting, outdoor, night time, etc.) or moving objects and then automatically adjust the camera’s aperture, gain, shutter speed, and contrast in order to display moving objects more clearly.
Default: On
Note
Be aware that flicker may occur due to fluorescent lighting when activating the Intelligent auto function.
In such a case, set the following:
When “Dual sources [4:3](15fps mode)” or “Single source [4:3](30fps mode)” is selected for “Image capture mode”, change to “Dual sources [4:3](12.5fps mode)” or “Single source [4:3](25fps mode)”.
When “Dual sources [4:3](12.5fps mode)” or “Single source [4:3](25fps mode)” is selected for “Image capture mode”, change to “Dual sources [4:3](15fps mode)” or “Single source [4:3](30fps mode)”.
Detailed setting
[Auto contrast adjust]
Select On/Off(Manual) to determine whether or not to activate the auto contrast adjust function.
On: Activates the auto contrast adjust function.
Off: Stops the auto contrast adjust function.
Default: On
Note
When “On” is selected for “Intelligent auto”, this setting is not available.
[Contrast level]
Adjust the contrast level.
If you move the slider in the “+” direction, the contrast of the image will increase.
If you move the slider in the “-” direction, the contrast of the image will decrease.
Click the [Reset] button to reset to the default setting.
Default: 128
[Adaptive black stretch]
Adjust the brightness of the dark parts of the image.
If you move the slider in the “+” direction, the dark parts of the image will become brighter.
If you move the slider in the “-” direction, the dark parts of the image will become darker.
Click the [Reset] button to reset to the default setting.
Default: 128
IMPORTANT
The “adaptive black stretch” settings may cause the noise in the darker parts to increase, and the parts around borders between the darker parts and the brighter parts may become darker/brighter than the other darker/brighter parts.
[Adaptive highlight stretch]
Adjust the brightness of the bright parts of the image.
If you move the slider in the “+” direction, the dark parts of the image will become brighter.
If you move the slider in the “-” direction, the bright parts of the image will become darker.
Click the [Reset] button to reset to the default setting.
Default: 128
[Aperture level]
Adjust the aperture level (outline compensation).
If you move the slider in the “+” direction, the outline of the image will become sharper, and if you move it in the “-” direction, the outline of the image will become softer. Click the [Reset] button to reset the color to the default.
Default: 16
[Pedestal level]
Adjust the black level of images by moving the slider.
When the slider is moved to the “+” direction, images will become brighter. When the slider is moved to the “-” direction, images will be darker. Click the [Reset] button to reset the color to the default.
Default: 128
[DNR]
The digital noise reduction function reduces noise automatically under the condition of low illuminance.
If you move the slider in the “+” direction, the noise reduction effect is strengthened. There may be many afterimages.
If you move the slider in the “-” direction, the noise reduction effect is weakened. There are fewer afterimages.
Click the [Reset] button to reset to the default setting.
Default: 128
Scene registration
[Scene file]
The combination of settings used to adjust image quality can be saved as a scene file. The scene file can be selected here.
Registered scene files can be configured in the “Schedule” page (→2.9 Configure the settings relating to the schedules [Schedule]). If the timing of when images are viewed greatly affects the area where images are viewed, registering scene files to the schedule can let you match a combination of settings to different times of day in order to view images in the best conditions.
There are 4 scene files in the default settings.
Sunny: An image quality setting scene file suitable to sunny daytimes with not many clouds.
Cloudy: An image quality setting scene file suitable to cloudy daytimes.
Night: An image quality setting scene file suitable to night-times.
Scene file is not applied: The default setting scene file.
The default setting of “Scene file” is “Scene file is not applied”.
[Scene file title]
The scene file name (up to 10 characters) displayed in “Scene file” can be changed. Only file names displayed in “1:”, “2:”, “3:”, and “4:” can be changed.
Unavailable characters: " & \
[Load] button
Loads the setting data selected in “Scene file” and changes the current image accordingly.
Note
The images quality for both Source1 and Source2 are read from the scene file.
[Register] button
The combination of settings used to adjust image quality that are currently displayed can be registered to the scene file displayed in “Scene file”.
Note
The images quality for both Source1 and Source2 are saved from the scene file.
2.5.4.2 Set mask areas
This explains how to mask an area of the image and adjust brightness.
2.
Click “+” on the left of “BLC/ HLC” to display the detailed BLC/ HLC menu.
3.
Click the [Start] button of “Mask area”.
Borders will appear and the image displayed on the [Image quality] tab will be divided into 48 (8×6).
4.
Click the divided areas to be masked.
The clicked areas will be masked and will become white. To cancel masking, click the area again.
5.
Click the [End] button after completing masking areas.
The borders on the image displayed on the [Image quality] tab will disappear.
Note
When the [Reset] button is clicked, masking for all the masked areas will be canceled.
2.5.4.3 Adjust the zoom and focus
Click the [Setup>>] button of “Zoom/Focus adjustment” on the [Image quality] tab of the “Image” page. (→[Zoom/Focus adjustment])
Zoom/Focus adjustment
It is possible to adjust the angular field of view using the zoom.
Adjust the focus setting by moving the lens focus to the appropriate position.
Manual and auto adjustments are available.
[Zoom adjustment]
The zoom can be adjusted manually.
: Click this button to adjust the zoom ratio to the Wide side until x1.0.
: Click this button to adjust the zoom ratio to the Tele side.
[Focus adjustment]
The focus can be adjusted.
: Click this button to adjust the focus to the “Near” side.
: Click this button to adjust the focus to the “Far” side.
Auto focus: When the buttons are clicked, the auto focus function starts to automatically adjust focus based on a subject located in the center of the screen.
reset: Returns to the automatic adjustment position set in step 1 the basic installation settings. (2.3.1 Configure easy installation)
If not set, returns to the default position.
Note
Because the or only slightly adjusts the focus each time they are clicked, it may appear that focus is not changing. To adjust the focus in larger amounts, click and hold the buttons.
IMPORTANT
In the following locations or with the following subjects, the focus may not be able to be automatically adjusted. In this case, manually adjust the focus.
when the subject moves a lot
when there are large changes to the lighting intensity
when the light level is low
when the subject or location is extremely bright or reflective
when viewing through windows
when the dome cover is in a location where it can easily become dirty
locations where there is not much contrast such as a white wall
when there is harsh flickering