Amazon.com : Reflector Main Mirror 114mm with Secondary Mirror 25mm, Newton Reflector Spherical Mirror for DIY Astronomical Telescope Mirror Kit : Electronics
24 X 24 X 3/4 James Webb Space Telescope - Etsy
25 inch F2.6 Telescope
Sandwich Mirrors
24" Dobsonian Telescope — New Moon Telescopes
Nathan Owen on Twitter: "My design for my 24 inch telescope mirror cell, mirror, and some of the casting I have been doing. http://t.co/Vc4LJHTf7z" / Twitter
Build a Backyard Dobsonian Telescope
UL24
You can find the tech behind the Webb telescope down here on Earth : NPR
CDK24 Optical Tube Assembly
Taurus T500 F/4.2 Classic
Amazon.com : Reflector Main Mirror 114mm with Secondary Mirror 25mm, Newton Reflector Spherical Mirror for DIY Astronomical Telescope Mirror Kit : Electronics
James Webb Space Telescope: The engineering behind a 'first light machine' that is not allowed to fail | Space
24 inch Ritchey-Chrétien Optical Tube Assembly
Lockwood Custom Optics - Mirror Support
Honeycomb Mirrors Make NASA's Webb the Most Powerful Space Telescope | NASA
Reflecting telescope - Wikipedia
Grinding a 25-Inch F3 Telescope Mirror: Thinning and Flattening the Back - YouTube