A PORTHOLE TO THE UNIVERSE
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  • Home
  • About Us
  • sandwich mirror spec
    • lime glass
    • BVC Glass
    • borosilicate glass
  • Dobs telescope
  • Thin pre-curved mirror blanks
  • Slump service
  • do & do not
  • Contact
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The borosilicate sandwich glass is still in development. It will be ready Summer 2021

Borosilicate glass sandwich specifications
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Forms availables
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Prices
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  • Home
  • About Us
  • sandwich mirror spec
    • lime glass
    • BVC Glass
    • borosilicate glass
  • Dobs telescope
  • Thin pre-curved mirror blanks
  • Slump service
  • do & do not
  • Contact