Vitek VTC-IRE40 Spécifications télécharger pdf (Page 11)

6.3.1 SHUTTER/AGC>AUTO SETUP menu

NOTICE : The setting AUTO IRIS at SHUTTER/AGC>AUTO SETUP>HIGH LUMINANCE MODE will be

changed to SHUT+AUTO IRIS if MAIN menu-1>LENS is changed to MANUAL.

As a result of this, the lens iris can NOT be fully opened when MAIN menu-1>LENS>

AUTO IRIS> MODE is OPEN.

This can be recovered by setting SHUTTER/AGC>AUTO SETUP>HIGH LUMINANCE MODE

to AUTO IRIS.

AUTO SETUP

Default

Descriptions

MODE

AUTO

IRIS

Sets the shutter mode from AUTO IRIS or SHUT+AUTO IRIS when in

MAIN>LENS>AUTO menu, but it is fixed to SHUT if in the

MAIN>LENS>MANUAL menu.

AUTO IRIS - Light level is controlled by an auto iris lens only.

For proper auto iris operation, the auto iris operation mode in MAIN>

LENS>AUTO>MODE must be set to AUTO.

The shutter speed is fixed to the setting at MAIN>SHUTTER/AGC>

MANUAL>SHUTTER in this mode.

Set SHUTTER to 1/60(NTSC) or 1/50(PAL) for the best sensitivity

unless it is in Flickerless mode.

To set Flickerless mode, MAIN>SHUTTER/AGC>MANUAL>SHUTTER

must be set to 1/100(NTSC), 1/120(PAL) and MAIN>SHUTTER/AGC>

AUTO>MODE to AUTO IRIS.

SHUT+AUTO IRIS- Light level is controlled by the combination of an

auto iris lens and a shutter control to improve the highlight from wash-

out and extend the dynamic range. Shutter speed can vary between

1/60 (1/50) ~ 1/10,000 sec.

This mode can enhance the overall video quality of daylight but may

show a smear in a bright spot light or may show color rolling or video

level hunting under a certain lighting condition such as fluorescent lights.

BRIGHT-

NESS

032

Adjusts the brightness of the image with an auto iris lens or a shutter

speed control + an auto iris lens.

MODE

AGC

Sets AGC to compensate the video level when the scene is dim.

BRIGHT-

NESS

x0.50

Sets the brightness level which starts AGC from x0.25, x0.50, x0.75 and

x1.0 of full video level.

If set to x0.50, the camera will start AGC when the video level goes

down below the 50% level.

HIGH LUMINANCE

LOW

LUMINANCE

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Vitek VTC-IRE40 Spécifications Page 11

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