Glass engineering - designing and making photochromic glass

How to make small batches of specialty glass with minimal equipment.

Good overview glass engineering book from 1920 (how to choose ingredients) : http://www.wallace-venable.name/Glass/bastow_American_Glass_Practice.pdf


"5mW" *nudge-wink*   405nm laser pointer: https://www.ebay.com/itm/5MW-405nm-High-Powerful-Blue-Voilet-Purple-Laser-Pointer-Pen-Lazer-Beam-Light/381987406125

Alumina melting dish on eBay: https://www.ebay.com/itm/Crucibles-Melting-Dishes-Ceramic-4-Size-Casting-Torch-Melt-Jewelry-Gold-Silver/291595276663

Source of kiln paper, mold release, molds, glass fusing supplies: https://www.delphiglass.com/

Paragon Quickfire kiln:  https://www.sheffield-pottery.com/PARAGON-QUIKFIRE-6-KILN-p/pqf6.htm

Case of 12 insulating fire bricks:  https://www.ebay.com/itm/IFB-Thermal-Ceramics-K26-2-5-12-pk/130342021835

Graphite mold:  https://www.ebay.com/itm/5-in-1-Gold-Melting-Graphite-Ingot-Casting-Refining-Scrap-Bar-Coin-Combo-Mold/321838368964

Relevant patents for photochromic recipes:  https://docs.google.com/viewer?url=patentimages.storage.googleapis.com/pdfs/US2515936.pdf

https://docs.google.com/viewer?url=patentimages.storage.googleapis.com/pdfs/US3548060.pdf

https://patentimages.storage.googleapis.com/b1/76/10/d4bd570c1a161c/US4374931.pdf

https://patentimages.storage.googleapis.com/26/71/a3/481dc009490fe6/US2515275.pdf

https://patentimages.storage.googleapis.com/a1/cf/ef/a11d9037375914/US2684911.pdf

https://patentimages.storage.googleapis.com/0c/b0/d2/d53ec9e6fd478a/US3548060.pdf

https://patentimages.storage.googleapis.com/3d/31/3b/0b3bc6c18b7ef3/US3419370.pdf



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