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Spatial Resolution

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Spatial Resolution

EO Research in Planet Stories

Zoom-in of the calibration targets for the PAN and MS detectors of Pleiades (two leftmost pictures) and SPOT (two rightmost pictures). With these targets it is easier to appreciate the difference in spatial resolution of the detectors. The Siemens Star (target on the lower right of each picture) allows to estimate the spatial resolution by measuring the radius at which the aliasing effect is visible. MTF can be computed from the slanted edge target.

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