Vidifox GV 200, Руководство пользователя

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7. FEATURES
LIGHT
The GV200 is an environmentally friendly product, it is RoHS compliant and meets the rigorous
European Union’s requirements for restriction of the use of certain hazardous substances in
electrical and electronic equipment. The lighting box of GV200 adopts eco-friendly, low power
consumption and long lasting LED lamps, which is cool to the touch and mercury free.
ZOOM IN AND ZOOM OUT
8x optical zoom combined with 12x seamless digital zoom, the GV200 enables you to view the
finest details of any objects that are impossible to see with naked eyes. The GV200’s advanced
optical system features high speed auto focus capability that ensures instant auto focus when you
quickly zoom in and out of any object. You can also manually adjust viewing area by pressing
.
FOCUS ADJUSTMENT
When the document camera is turned on, the focus automatically adjusts to the stage, it is not
necessary to readjust the focus if you are only working with flat materials (text, photos, etc.). Only
3D objects require a focus adjustment. Press the “AUTO” button once to auto focus. Press the
"FOCUS+" or "FOCUS-"button to focus manually.
BRIGHTNESS ADJUSTMENT
If the image effect is not satisfactory, you can adjust the brightness to get a better image effect.
Use the (“” or “BRIGHT -” ) button to adjust the brightness. To increase the
brightness, press the “” button. To decrease it, press the “BRIGHT -” button.
WHITE BALANCE ADJUSTMENT
Each time the lighting condition changes, the user should adjust the white balance of the CMOS.
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