PFG Live 2023-0115: Lapping with Adam

Guest Adam Balogh joins us to discuss lapping and his exploits in telescope mirror making. We draw parallels (!) between lapping mirrors and lapping in precision machining. Much is learned. Things mentioned: Adam's Instagram: https://www.instagram.com/laneymachinetech/ ABLAP: https://ablap.com/ Cerium Oxide: https://en.wikipedia.org/wiki/Cerium(IV)_oxide Surplus Shed: https://www.surplusshed.com/ Zerodur: https://en.wikipedia.org/wiki/Zerodur Caswell Plating: https://caswellplating.com/ Telescope mirror blanks: http://www.telescopemirrorblanks.com/mirror_blanks.html Newport Glass: http://www.newportglass.com/angwcat.htm Advanced Glass: https://www.advancedglass.net/index.cfm?Page=Telescope-Mirror-Blanks The guy who did all the mirrors for John Dobson and the sidewalk astronomers: http://www.alcoat.net/ Majestic Coatings: http://www.majestic-coatings.com/ Spectrum Coatings: https://www.spectrum-coatings.com/ Observatories with telescope making workshops: https://chabotspace.org https://stellafane.org/ Source for the spray-on silvering solution for front surface mirrors: https://angelgilding.com/pump-spray-silver-kit.html Links to more stuff is at https://pfg.gg/links ("PFG Stones" is a trademark of Kinetic Precision)