LiTaO<sub>3</sub> Lithium Tantalate Crystal Substrates and Wafers,  MSE Supplies

LiTaO3 Lithium Tantalate Crystal Substrates and Wafers

  • €5495
  • Save €-5495

This LiTaO3 lithium tantalate crystal has >99.99% purity. Find high-quality lithium tantalate bulk crystals, wafers and substrates for sale at MSE Supplies.

Lithium tantalate (LiTaO3) has a perovskite M6 crystal structure. It has a unique combination of optical, piezoelectric and pyroelectric properties. The applications of lithium tantalate crystal include nonlinear optics, passive infrared (IR) sensors such as motion detectors, terahertz (THz) generation and detection, surface acoustic wave (SAW), just to name a few. Both bulk crystals and crystal substrates are available for sale at MSE Supplies. Please contact our scientists and engineers to discuss your specific requirements for lithium tantalate crystal and substrate products.

Crystal orientations available: Z-cut, X-cut, Y-cut

Typical product sizes available

Bulk crystals

  • up to 4 inch diameter and 50 mm thick

Crystal substrates / wafers (single side or double side polished)

  • 10 x 10 x 0.5 mm 
  • 2 inch diameter x 0.5mm thick
  • 4 inch diameter x 0.5mm thick

Other sizes are available upon request

Material Identifiers

CAS Number


ECHA InfoCard


PubChem CID


RTECS number



Chemical formula


Molar mass

235.887 g/mol


7.46 g/cm3, solid

Melting point

1,650°C (3,000°F; 1,920K)

Solubility in water

Insoluble in water


Crystal structure

Space group R3c

Lattice constant

= 515.43 pm, = 1378.35 pm