Question

Which optical scanner has a rotating scan mirror to scan the Earth perpendicular to the satellite track?

• A. Across Track Scanners
• B. Along Track Scanners
• C. Frame Cameras
• D. Radar scanner

Hint:

Scanner types: \[ \boxed{ \begin{aligned} \text{Across-track (Whiskbroom)} &\rightarrow \text{Rotating mirror} \text{Along-track (Pushbroom)} &\rightarrow \text{Linear detector array} \end{aligned} } \]

Answer 1

The Correct Option is A