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    Optical Grade Lithium Tantalate Wafers
    Optical Grade Lithium Tantalate WafersOptical Grade Lithium Tantalate Wafers
    Optical Grade Lithium Tantalate WafersOptical Grade Lithium Tantalate Wafers

    Optical Grade Lithium Tantalate Wafers

    Lithium tantalate (LiTaO3) crystal exhibits remarkable optical properties, making it a versatile material in the field of optics. With excellent optical transparency across a broad spectral range from ultraviolet to infrared, lithium tantalate is well-suited for various optical applications.

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    Lithium tantalate (LiTaO3) crystal exhibits remarkable optical properties, making it a versatile material in the field of optics. With excellent optical transparency across a broad spectral range from ultraviolet to infrared, lithium tantalate is well-suited for various optical applications. 

    Its nonlinear optical characteristics, including high second and third-order nonlinear coefficients, render it ideal for nonlinear optical devices such as frequency doublers, modulators, and phase modulators. 

    Additionally, its strong birefringence makes lithium tantalate ideal for optical modulators and waveguide devices, allowing precise polarization control and modulation. As a substrate, it facilitates guided-wave propagation and light modulation in photonics, telecommunications, and integrated optics.

    Moreover, lithium tantalate's low optical absorption in the visible and infrared regions makes it suitable for optical filters, lasers, and sensors. 

    Overall, lithium tantalate crystal's optical properties contribute to its widespread applications in laser technology, optical modulators, sensors, and waveguide devices, playing a pivotal role in optical communication, photonics, and sensing fields.

     

    Our R&D is active at developing and researching from new material to finished products at all kinds of optical dopped wafers & electronic components.

    MaterialLiTaO3 wafers(White or Black)
    Curie Temp603±2℃
    Cutting AngleX/Y/Z etc
    Diameter/size2”/3”/4” LT wafer
    Tol(±)<0.20 mm
    Thickness0.18 ~ 0.5mm or more
    Primary Flat16mm/22mm /32mm
    TTV  <3µm
    Warp <40µm
    Surface TypeSingle Side Polished /Double Sides Polished
    Polished side Ra<0.5nm
    Back Side CriteriaGeneral is 0.2-0.5µm or as customized
    Edge CriteriaR=0.2mm or Bullnose
    Optical dopedZn/MgO etc
    Wafer Surface CriteriaContamination,None
    Particles ¢>0.3 µ  m<= 30
    Scratch , ChippingNone
    DefectNo edge cracks, scratches, saw marks, stains
    PackagingQty/Wafer box25pcs per box 


    for Optical grade application 


    1. Low pass filters of Digital Camera in high end models/ holographic components for DVD pick up


    2. Optical communications; optical switches and modulators/ Gyro sensors


    3. Laser wavelength converter, generating Blue and Green lasers/By using SHG techniques (Displays, medical, and environmental purposes)

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