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ADD:No.242 Beihai Street, Dadong District, Shenyang City, Liaoning Province

TLL:024-88722463(Filter)

  024-88710226(Reflector) 

  024-88710538(International)          

FAX:024-88722312(Filter)

      024-88710655(Reflector)

EMAIL:info@hb-optical.com

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  • Integral measuring method of filter signal-to-noise ratio

    Integral measuring method of filter signal-to-noise ratio

    2020-05-28 11:57:00
    Downloads 0 File size 211KB
  • Easy-to-clean coated window glass for theater and manufacturing method thereof

    Easy-to-clean coated window glass for theater and manufacturing method thereof

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    Circular bidirectional deepening variable density film

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    High transparency, long life and easy to clean projection glass for cinema

    2020-05-28 11:53:00
    Downloads 0 File size 168KB
  • Special equipment for variable density sheet processing

    Special equipment for variable density sheet processing

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    Downloads 0 File size 1.5M
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    2020-05-28 11:51:00
    Downloads 0 File size 165KB
2020-05-28 11:57:00
分类:
Patent
File size:
211KB
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2020-05-28 11:55:00
分类:
Patent
File size:
406KB
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0
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2020-05-28 11:55:00
分类:
Patent
File size:
52KB
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0
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2020-05-28 11:54:00
分类:
Patent
File size:
207KB
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0
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2020-05-28 11:52:00
分类:
Patent
File size:
1.5M
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0
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2020-05-28 11:51:00
分类:
Patent
File size:
165KB
Downloads:
0
下载
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