Eltec Instruments is a U.S.-based manufacturer of lithium tantalate (LiTaO₃) pyroelectric infrared detectors for industrial, scientific, analytical, and OEM applications. Our pyroelectric IR detectors are designed for reliable infrared detection across various wavelength ranges and configurations. We offer single-element and dual-element detectors, JFET-equipped models, and customized solutions for applications including gas analysis, flame detection, pyrometry, spectroscopy, motion sensing, and infrared instrumentation. With decades of experience in pyroelectric detector technology, Eltec Instruments supports OEMs and system developers with standard and application-specific infrared detection solutions.