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Example of 1600mm microlensing
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30-09-2020, 05:52 PM
Merlin66
(Ken)
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Join Date: Oct 2005
Location: Junortoun Vic
Posts: 8,904
The “geoastro” ghosts were generated between the sensor and a remote (20mm) filter element.
I think this could be a different process from the narrow band etalon effects we see in Spectra.
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