China Optical instruments- GB Standards Search Result |
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1. Ready translated GB standards  and Chinese version GB Standards, you can purchase directly in the web page; After receive your payment, we will send the GB Standards PDF file to your Email within
1~3 days.
2. Other English version GB Standards are not ready translated, only after get your order, then we translate them, time usually need 3-5 days . |
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GB 23719-2009 Ophthalmic optics and instruments - Optical devices for enhancing low vision - 英文版 |
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GB/T 14267-2009 Electro-optical distance meters（EDM Instruments） - 英文版 |
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GB 17341-1998 Optics and optical instruments--Focimeters - 英文版 |
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GB/T 16492-1996 Optics and Optical instruments -- Environmental requirements--General information， definitions，climatic zones and their parameters - 英文版 |
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