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Ruby Ball and its industrial applications

Ruby ball, and The first impression come across in our thought is ruby gems or ruby jewelry. But is it so that ruby is used only in Jewelry? Do you know ruby is used in industrial application also? Yes, ruby ball is one of the product developed from ruby which is being extensively used in [...]

understanding ball and half ball lens use

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Ball lens is spherically shaped, usually keeps a constant refractive index, and is made from synthetic sapphire, ruby, glass, ceramic, cubic zirconia, spinel, low tg glass or other transparent optical substrates. Transmitted light changes direction at the curved boundaries, traversing the interior in straight lines. The focal length, measured from the centre of the lens, [...]