Coupletech

Coupletech Co., Ltd. manufactures, develops and markets a variety of optical crystals and devices widely used in the field of optoelectronics. The product line includes laser crystals (Nd:YVO4, Diffusion Bonded Composite Crystal, Nd:YLF, Cr:YAG, etc.), nonlinear optical (NLO) crystals (KTP, KTA, BIBO, LBO, BBO, DKDP, KDP, etc.), fluoride crystals (CaF2, BaF2, MgF2), crystal devices (DKDP Q-Switch, LN Q-Switch, BBO Q-Switch), and optical elements (various optical windows, prisms, mirrors and lenses). The company combines high volume purchasing and in-house manufacturing to supply products at attractive prices, with strict quality control and after-sales services. Specialist teams provide services in optical design, system engineering, quality assurance and system manufacturing.