SAW Grade Lithium Tantalate LiTaO3 Crystal Ingot - 4 Inch Diameter, 607°C Curie Temperature for Piezoelectric Applications
High-performance piezoelectric crystal material with excellent optical, pyroelectric, and surface acoustic wave properties for advanced electronic applications.
Lithium tantalate (LiTaO3) is a perovskite crystal with unique optical, piezoelectric, and pyroelectric properties, making it ideal for nonlinear optics, infrared sensors, terahertz applications, surface acoustic wave devices, and mobile communications.
- Excellent photoelectric properties for high-performance applications
- High damage threshold of 2 MW/cm² @532nm
- High Curie temperature of 607°C
- Maximum diameter of 4 inches - industry-leading size
- Surface roughness <0.5nm for precision applications
| Property | Value |
|---|---|
| Material Type | Single Crystal |
| Crystal Structure | Trigonal, a = 5.154, c = 13.784Å |
| Melting Point | 1650°C |
| Curie Temperature | 607°C |
| Transmission Range | 400 - 5000 nm |
| Density | 7.45 g/cm³ |
| Refractive Index | no=2.176, ne=2.180 @0.633 µm |
| Absorption Loss | < 0.15 %/cm @1064 nm |
| Damage Threshold | 2 MW/cm² @532nm |
| Product Type | Diameter | Length/Thickness | Orientation |
|---|---|---|---|
| Boule | Φ3" - Φ4" | ≤100mm - ≤50mm | 127.86°Y, 64°Y, 135°Y, X, Y, Z |
| Wafer | Φ3" - Φ4" | 0.35-0.5mm | 127.86°Y, 64°Y, 135°Y, X, Y, Z |
Crystro's LiTaO3 crystals are grown using the Czochralski method, ensuring high quality and consistency. We offer custom sizes and specifications to meet specific application requirements, including alternative optical single crystals like GGG, SGGG, TGG, and TSAG.
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