Customized Sapphire Box Crystal Sapphire Lens Watch Glass
Features of Sapphire Crystal Glass
Optical crystals are used as view ports to protect other components within an optical assembly, instrument, or laser. In certain applications, optical crystals are required to withstand harsh environmental conditions and provide high levels of performance and reliability. Sapphire crystal has several unique properties that make it the ideal material for these applications.
Customized Sapphire Box Crystal Sapphire lens Watch Glass
Description of sapphire crystal?
Description of sapphire crystal glass
Sapphire is a single crystal aluminum oxide (Al2O3). It is one of the hardest materials. Sapphire has good transmission characteristics over the visible, and near IR spectrum. It exhibits high mechanical strength, chemical resistance, thermal conductivity and thermal stability. It is often used as crystal materials in specific field such as space technology where scratch or high temperature resistance is required
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Chemical composition
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Al2O3
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Density
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3.98g
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bending strength
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320-930Pa
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Vickrs hardness
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1800-2200
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optical transmission
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>90%
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melting point
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2050℃
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Mohs hardness
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9(Next only to diamonds:10)
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Bevel
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0.1-0.5mm
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