MSS Scan Technical Diagram

Technical diagram of the Multispectral Scanner System (MSS) scanning instrument showing internal components including filters, an oscillating scan mirror, and detector array (6 detectors per band, 24 total for 4 bands). Below the instrument is an illustration of the scanning pattern showing a 12° field of view creating a 115-mile swath width with 6 scan lines. Directional indicators show orbital flight path and scanning orientation (North, South, East, West).