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Lithium Tantalate (LiTaO3) Crystal is...
HM2794
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Lithium Tantalate (LiTaO3) Crystal is a high-performance material known for its excellent piezoelectric, ferroelectric, and optical properties. It is extensively utilized in optical modulators, nonlinear optical systems, and surface acoustic wave (SAW) devices. High-quality LiTaO3 crystals from HM guarantee dependable performance in cutting-edge laser, sensor, and telecommunications applications.
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| Density | 7.45 g/cm3 |
| Materials | LiTaO3 |
| Melting Piont | 1650 ℃ |
Lithium Tantalate (LiTaO3) Crystal is a high-performance crystal material with good piezoelectric, ferroelectric, acousto-optic, and electro-optic properties. It is widely used in surface acoustic wave (SAW) devices, optical communication, lasers, and optoelectronics. Due to its excellent mechanical-electrical coupling and temperature stability, LiTaO3 is essential in high-frequency SAW devices for applications in mobile phones, communication systems, aerospace, and satellite technologies.

Lithium Tantalate Crystal | LiTaO3 Crystal belongs to the photoelectric crystal range and is selected for controlled crystal composition, orientation or cut, dimensions, optical surface quality and electrode or coating requirements. It is commonly used in electro-optic modulators, frequency conversion, piezoelectric devices, optical sensing, photorefractive research and laser systems. When requesting a quote, confirm crystal composition, orientation or cut, dimensions, domain or poling requirement, optical surface quality, electrodes or coating, target wavelength, documentation and quantity.
For material comparison or adjacent product forms, browse photoelectric crystals, semiconductor crystals and crystals and substrates.
What cut and optical details are needed for Lithium Tantalate Crystal | LiTaO3 Crystal? Please provide crystal cut or orientation, dimensions, poling or domain requirement, surface quality, electrode or coating needs, wavelength, documentation, quantity and intended electro-optic or piezoelectric application.
Material Purity | >99.995% |
Crystal Structure | Dihexagonal prism |
Lattice Constants | a = 5.154Å c = 13.783 Å |
Density | 7.45g/cm³ |
Hardness | 5.5 - 6 (Mohs) |
Melting Point | 1650℃ |
Curie Temperature | 610℃ |
Color | Colorless |
Refractive Index | no = 2.176 ne = 2.180 (633nm) |
Transmission Range | 0.4 - 5.0μm |
Resistivity | 10¹⁵Ω·m |
Dielectric Constant | es₁₁/ε₀: 39 - 43 es₃₃/ε₀: 42 - 43 et₁₁/ε₀: 51 - 54 et₃₃/ε₀: 43 - 46 |
Coefficient of Thermal Expansion | aₐ = 1.61×10⁻⁶ /K, aₑ = 4.1×10⁻⁶ /K |
Name | Product | Orientation | Standard Sizes | Applications |
LTB | Crystal Rod | X, Y, Z ±1º |
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LTW | Epitaxial Polished Wafer (Double-polished, Ra<10Å) | X, Y, Z, or Y-rotation with/without orientation flats |
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Lithium Tantalate (LiTaO3) Crystal will be securely packaged in sturdy containers with cushioning materials to prevent any movement or damage during shipping. This careful packaging ensures that the product arrives in perfect condition, maintaining its high-quality standards throughout the delivery process.

Heeger Materials Inc., a professional supplier and manufacturer of high-quality Photoelectric Crystals including Lithium Tantalate (LiTaO3) Crystal, leverages extensive expertise in supply and export to offer competitive prices. We provide customized solutions to meet specific requirements, ensuring exceptional quality and customer satisfaction.
Heeger Materials Inc. was established in 2016 in Colorado, USA. We specialize in premium-grade metals, alloys, ceramics, powders, and other materials catering to research, development, and large-scale industrial production in scientific and industrial sectors.
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