RS lecture3.pdf


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11/19/2012

Landsat WRS (cont)

Multispectral Scanner (MSS)


MSS - longest collection of data by Landsat (1-5)



Optical-mechanical scanning system



Landsat - Sensors


Return Beam Vidicom (RBV) – Landsat 1 – 3



Multispectral Scanner (MSS) – Landsat 1 – 5



Thematic Mapper (TM) - Landsat 4 & 5



Enhanced Thematic Mapper (ETM) – Landsat 6 & 7

MSS – Design & Operation

Oscillating mirror scans across scene with width of
185 km.



Light from scene is reflected through focus optics



Filters separate beam into separate  bands

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