Discover the Y-42° LT Lithium Tantalate (LiTaO3) and Lithium Niobate (LiNbO3) Crystal Raw Unprocessed Ingots, ideal for electro-optic, piezoelectric, and pyroelectric applications. These high-quality 4-inch ingots feature excellent dielectric properties, making them perfect for laser technology, infrared detectors, and communication devices.