Coupletech Co., Ltd., manufactures, develops and markets a variety of optical crystals and devices which are widely used in the field of optoelectronics, Coupletech product line consists of laser crystals including Nd:YVO4, Diffusion Bonded Composite Crystal, Nd:YLF, Cr:YAG, etc.; Nonlinear optical ( NLO ) crystals, including KTP, KTA, BIBO, LBO, BBO, DKDP, KDP crystal, etc.; Fluoride crystals including CaF2, BaF2, MgF2; Crystal devices including DKDP Q-Switch, LN Q-Switch, BBO Q-Switch; Optical elements including various optical windows, prism, mirrors and lenses. We combine high volume purchasing and in-house manufacturing to supply our products at the most attractive price. We put customers in first place and do the best to continue improving our product quality and technology to win and maintain the reputations in the optical industry. We have strict quality control system and we are able to meet all of our customers’ requirements in the optical industry, we have been paying much attention to the after-sales services and thinking that these services are important and value-added measures to the customers. In addition there are our specialist teams who provide services to customers in the fields of optical design, system engineering, quality assurance and system manufacturing. 济南快谱光电技术有限公司从事光学元器件以及激光器配件的研发、制造与销售，同时为各种类型的激光器提供系统的高质量元器件及配件。 可以为客户从应用角度提供激光器结构的优化设计，优化激光器中所用的配套元器件以及核心工作模块。 研发和创新是我们的宗旨，坚持和专业是我们的理念。 我们将以严谨专注的态度，竭诚为您提供优质满意的产品和服务。 激光晶体：Nd:YVO4, 键合晶体, Nd:YLF, Cr:YAG晶体等； 非线性晶体：KTP, KTA, LBO, BBO, BIBO, DKDP, KDP晶体等； 晶体器件：DKDP开关，BBO开关，LN开关等； 光学元件：CaF2, BaF2, MgF2, BK7, JGS1窗口片，棱镜，透镜，柱面镜等。 激光配件：光纤、工业相机等配件