BNC 1420 - Video Microscope - Manual (Page 26)

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Input connector selection box.
You do not have to worry about the audio options since they are not
currently used for the scopePRO application.
To set the video frame size you can click Video>Video options>Video
frame format. Select 320×240 for low-resolution images and 640×480 for
full-resolution images. Do not change the color space (whatever comes up,
normally RGB24, is correct).
Note: The DirectX video controls dialog boxes are of general nature
and allow settings incompatible with the Model 1420. Do not
change the Video Standard (NTSC_M) or the output aspect
ratio (the size must be 640Ч480, 320Ч240, 160Ч120 or 80×60)
5.2 Color format set-up
The Model 1420 can be fitted with either a grayscale (B&W) or color
camera, and the video output should be displayed and stored in
corresponding monochrome or color formats. This is done by means of