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High Birefringence Laser Crystals 0.5deg Negative Uniaxial Crystal

    Buy cheap High Birefringence Laser Crystals 0.5deg Negative Uniaxial Crystal from wholesalers
     
    Buy cheap High Birefringence Laser Crystals 0.5deg Negative Uniaxial Crystal from wholesalers
    • Buy cheap High Birefringence Laser Crystals 0.5deg Negative Uniaxial Crystal from wholesalers

    High Birefringence Laser Crystals 0.5deg Negative Uniaxial Crystal

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    Brand Name : STAR OPTIC
    Model Number : Calcite
    Certification : RoHS, ISO9001
    Price : Negotiable
    Payment Terms : T/T, Western Union, Paypal
    Supply Ability : 50000pcs/Month
    Delivery Time : Negotiable
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    High Birefringence Laser Crystals 0.5deg Negative Uniaxial Crystal

    Birefringent Crystal Calcite

    Overview:

    Calcite is a negative uniaxial crystal that has high birefringence, wide spectral transmission and availability in reasonably sized rhombs.


    Although is a fairly soft crystal and is easily scratched, it is an ideal material used as visible and near IR polarizers, such as Glan Thompson, and Glan Taylor, Glan laser polarizer.


    General Specifications Of Calcite:

    Dimension Tolerance±0.1mm
    Optical Axis Orientation±0.5deg
    Surface Quality20/10 Scratch and Dig
    Clear Aperture>90%
    Surface Flatness<λ/4@633nm
    Wavefront Distortion<λ/2@633nm
    Parallelism<15 arc seconds
    Perpendicularity<10 arc minutes
    AR CoatingPer your Request

    Physical and Optical Properties of Calcite:

    Crystal StructureCrystalline rhombihedral
    Density2.7 g/cm3
    Mohs Hardness3
    Hygroscopic SusceptibilityLow
    Transparency Range350nm ~ 2300nm
    Thermal Expansion Coefficientaa=24.39x10-6/K
    ac=5.68x10-6/K
    Crystal ClassNegative uniaxial with no=na=nb, ne=nc

    Refractive Index

    Birefringence (Δn=ne-no)

    Walk-Off Angle at 45deg(ρ)

    no=1.6557, ne=1.4852, Δn= -0.1705, ρ=6.32 @633nm

    no=1.6381, ne=1.4783, Δn= -0.1598, ρ=6.20 @1300nm

    Sellmeier Equations (λ in um)no2=2.69705+0.0192064/(λ2-0.01820)-0.0151624λ2
    ne2=2.18438+0.0087309/(λ2-0.01018)-0.0024411λ2


    Quality High Birefringence Laser Crystals 0.5deg Negative Uniaxial Crystal for sale
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