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    BLST infrared lens series, manufactured by Beijing LanSiTe Science & Technology Co., Ltd., are excellent products, based on many years' hard work and elaborate development of technologists. Each Lens with its up-to-date style and superior quality, blending of high-tech while improving original design, represents modern technology and intelligence.

    To satisfy customers' need best, our goal is to continually generate high-quality infrared lens with advanced optical imagers system and effective mechanical structure. At the same time, more superior products having smaller size, lighter weight, and more pretty appearance, are created by margining technology and originality.

     Super Design Capability: We can produce and develop various infrared lens, including single lens or multi lens, spherical or non-spherical lens, 3~5 um or 8~12um, according to customers' special demand, besides our current many excellent products.
Super Manufacture Capability: We are capable of meeting the required quantity within ONE cycle of manufacture.

    Wide Cooperations: We can manufacture and machine various GE lens and GE windows etc., conduct burnishing, polishing, plating technology, and supply all kinds of mechanic machining and revising.
Perfect Customer Service: Everyone will be treated sincerely with our best service. Lifelong maintenance of every lens is guaranteed.




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