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  • WORKING MIRRORS
    • - Environment and tools
    • - Techniques
    • - Materials and abrasive
    • - Roughing and grinding
    • - Polishing
    • - Parabolizzazione
    • - Correction of defects
    • - Secondary mirror
    • - Constructive Report
    • - Science and Technology
  • OPTICAL MEASUREMENTS
    • - theoretical aspects
    • - Foucault Test
    • - Ronchi Test
    • - Interferometria
  • DOBSON
    • - Projects and dimensioning
    • - building elements
    • - Handling and transport
  • FORUM
    • - presentations
    • - Processing parabolic mirror
    • - Optical Test
    • - DIY
    • - The board of Grattavetro.
    • - Manifesto of Grattavetro

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    • It pays to invest in a better blank?

      Started by: fulvio_ in: The board of Grattavetro.

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    • 4 years, 1 month ago

      Giulio TiberinI

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