(1)ALC Mode with BLC ON
In normal use, the important object in a scene is placed in the centre of the monitor screen. When set at the factory, more photometric weight is given to the centre of the screen than to the edge of the screen (where bright backlight would most likely be located). In such a case, the object at the centre of the screen can be still clearly seen even though the backlight may vary.
1.Press the CAM (SET) key after selecting ALC. The ALC CONT menu appears.
2.Move the cursor to the BLC and select ON.
** ALC CONT **
BACK LIGHT COMP
BLC | OFF |
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MASK SET |
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LEVEL | ••••••• |
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RET |
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** ALC CONT ** |
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BACK LIGHT COMP |
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BLC |
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| ON |
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LEVEL | ••••••• |
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RET
3.If you want to adjust the video output level, move the "I" cursor for LEVEL. Adjust it to the desired level by using the joystick.
4.Move the cursor to RET and press the CAM (SET) key to return to the CAM SET UP menu. To return to the camera picture, press the [F4] button.
(2)ALC Mode with BLC OFF
This mode is effective when the main object in the scene is not located in the centre of the screen but a source of bright light is located near the centre of the scene. In this mode, the picture is divided into 48 areas that mask the light to keep the clarity of the picture.
Note: The result of field setup of the mask area and level adjustment is fed back (effected) to the lens iris control in ALC mode.
1.Move the cursor to the BLC and select OFF. When you select MANUAL, BLC is not avail- able. MASK SET appears on the menu.
2.Move the cursor to MASK SET and press the CAM (SET) key. The 48 mask areas appear on the monitor screen. The cursor is blinking in the top left corner of the screen.
Blinking
3.To mask an area where backlight is bright, move the cursor to the area and press the CAM (SET) key. The mask turns to white. Repeat this procedure to mask the desired area.
Blinking
Turns to white
Blinking
4.To cancel a masked area, move the cursor to the area, and press the CAM (SET) key. To cancel all masked areas, press the [F2] button of the
5.After masking is completed, press the MON (ESC) key. The 48 mask areas on the monitor screen disappear and the ALC CONT menu appears.