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  2. Rubicon Technology - Wikipedia

    en.wikipedia.org/wiki/Rubicon_Technology

    The company successfully grew a 30 kg sapphire boule in 2002. In 2003, its polishing capacity was added, and it received ISO 9001 certification in the following year. In 2013, Rubicon launched 4" and 6" Patterned Sapphire Substrates, extending vertical integration "from powder to pattern". [2]

  3. Sapphire - Wikipedia

    en.wikipedia.org/wiki/Sapphire

    Synthetic sapphire—also referred to as sapphire glass—is commonly used for small windows, because it is both highly transparent to wavelengths of light between 150 nm and 5500 nm (the visible spectrum extends about 380 nm to 750 nm [57]), and extraordinarily scratch-resistant. [58] [59] The key benefits of sapphire windows are:

  4. Rubicon Technology to Showcase Very Large Sapphire Windows at ...

    www.aol.com/news/2013-02-04-rubicon-technology...

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  5. Precision glass moulding - Wikipedia

    en.wikipedia.org/wiki/Precision_glass_moulding

    Precision glass moulding: In this step the preform is directly formed into an optical glass lens. It is necessary to clean the glass preform and the mould before starting the process, but there is no polishing or post-machining required. Lens coating: An antireflection coating is applied to the finished lenses. The lenses are first cleaned, and ...

  6. Flat honing - Wikipedia

    en.wikipedia.org/wiki/Flat_honing

    The application range is very wide, from a soft to a very hard material (thermoplastic plastic to sapphire or ceramic). The surface is similar to the typical honing crosshatch, this leads to good tribological properties and fine roughness. The low subsurface damage will have a positive impact on subsequent polishing processes (CMP, etching).

  7. Transparent ceramics - Wikipedia

    en.wikipedia.org/wiki/Transparent_ceramics

    Synthetic sapphire – single-crystal aluminum oxide (sapphire – Al 2 O 3) is a transparent ceramic. Transparent ceramics have recently acquired a high degree of interest and notoriety. Basic applications include lasers and cutting tools, transparent armor windows, night vision devices (NVD), and nose cones for heat seeking missiles.

  8. Gemstone - Wikipedia

    en.wikipedia.org/wiki/Gemstone

    Grinding wheels and polishing agents are used to grind, shape, and polish the smooth dome shape of the stones. [35] Gems that are transparent are normally faceted, a method that shows the optical properties of the stone's interior to its best advantage by maximizing reflected light which is perceived by the viewer as sparkle.

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