Takahashi FSQ 106 N f/5.5

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FWHM stat - full-frame



FWHM stat - centre



FWHM map

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Half Flux Diameter map in arcsec



Half Flux Diameter map in pixels

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Chromatic aberration

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Takahasi FSQ 106N f/5.5 + 1.6× extender



Nikon Z7II:




Half Flux Diameter map