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Telescope Aperture Explained (With Illustrations) - Little Astronomy
Cosmos Mariner: a Large Aperture Dobsonian Telescope : 33 Steps (with Pictures) - Instructables
Five-hundred-meter Aperture Spherical Telescope - Wikipedia
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Coded-Apeture Telescopes | Multiwavelength Astronomy
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Benefits of a Bigger Aperture | Celestron
What to look for when buying a telescope
Seeing and aperture
Large Aperture Telescope – The Simons Observatory
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Benefits of a Bigger Aperture | Celestron
Apertura DT6 6" Dobsonian Telescope - DT6 - Telescopes at Telescopes
Astrophotography Equipment: Telescopes – The Blog Formerly Known as McWiki
