Assertion: scanner's field | /r/HasProperty | drawn pixel
Facets:
value: at a time
type: TEMPORAL
Source sentences:
text: By contrast, a raster scanned interlaced video produces an image 50 or 60 fields per second (a field being every other line, thus corresponding to a frame rate of 25 or 30 frames per second), with each field being drawn a pixel at a time, rather than the entire image at once.