16 Glossary 121
Square pixels Square-shaped pixels (height-width ratio 1:1)
RS170 US video standard for 60 Hz b/w colors
TFT display Thin film transistor display
True color 24-bit true color; 16.7 million colors
Vertical sync Synchronization pulse in video signal for field end recognition.
Zero signal The zero signal was needed with the old frame grabbers, to calibrate the analog/digital
converter (ADC) (signal and parameter aren't important anymore).
MATRIX VISION GmbH
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