Eurocom LV220 ViiVA - Manual (Page 110)

Modules
7 - 22 PC Camera Module
7
Eliminating Screen Flicker
If you find that the video screen in the BisonCam program is flickering, you can try
to adjust the setting in the Video Capture Filter options.
1. Run the BisonCam program.
2. Go to Options and scroll down to select “Video Capture Filter...”.
3. Click either 50Hz or 60Hz under Frequency in Property Page (tab).
Figure 7 - 13
Video Capture Filter