A summary of the characteristics of the Multi Spectral Scanner (MSS) imaging device used on the Landsat series of spacecraft. The MSS device has provided most of the images used on this CD-ROM.
| Channel | Waveband (nm) | Colour |
| MSS#4 | 500 - 600 | green |
| MSS#5 | 600 - 700 | red |
| MSS#6 | 700 - 800 | near-infra red |
| MSS#7 | 800 - 1100 | near-infra red |