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Diffraction pattern and aberrations
Diffraction Pattern of obstructed Telescopes
Spider and Secondary Diffraction: what to do, what to avoid - ATM, Optics and DIY Forum - Cloudy Nights
Let's talk about diffraction rings - Beginners Forum (No Astrophotography) - Cloudy Nights
Diffraction
Why does electron diffraction produce a ring pattern? - Quora
Diffraction effects of telescope secondary mirror spiders on various image-quality criteria
Simulated diffraction effects for an annular aperture ( = 0.16) and... | Download Scientific Diagram
Ask Astro: What causes the pattern of diffraction spikes in astronomical images? | Astronomy.com
Thierry Legault - The collimation
Why do the spikes that shoot out of stars form perfect crosses? | Science Questions with Surprising Answers
Diffraction - CoolWiki
Kelly Lepo - @kellylepo@astrodon.social on X: "The diffraction spikes we see in Hubble images are mostly caused by the struts holding up the secondary mirror. Here we see a model of the