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  • Nantong Haisheng Optical Co.,LTD

  •  [Jiangsu,China]
  • Business Type:Manufacturer
  • Main Markets: Africa , Americas , Asia , East Europe , Europe , Middle East , North Europe , Other Markets , West Europe , Worldwide
  • Exporter:71% - 80%
  • Certs:ISO9001, RoHS, Test Report
  • Description:H-k9l Glass,K9 Windows
Nantong Haisheng Optical Co.,LTD

Nantong Haisheng Optical Co.,LTD

H-k9l Glass,K9 Windows

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H-K9l Optical Glass Windows

H-K9l Optical Glass Windows
  • H-K9l Optical Glass Windows

H-K9l Optical Glass Windows

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Payment Type: T/T,Paypal
Terms of Trade: FOB,CFR,CIF,EXW
Delivery Time: 10
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Basic Info
Model No.:H-K9L
Additional Info
Packaging: carton package
Productivity: 10000pcs/month
Brand: Haisheng
Transportation: Ocean,Air
Place of Origin: China
Supply Ability: 10000pcs/month
Certificate: Iso9001
HS Code: 9001909090999
Port: Shanghai
Product Description

H-K9L Colorless Optical Glass Windows



Product description:
(N-BK7)composition: SiO2=69.13% B2O3=10.75% BaO=3.07% Na2O=10.40% K2O=6.29% As2O3=0.36%.
(BK7) optical glass has excellent mechanical properties and very low air bubbles and impurities, good scratch resistance. Because of its chemical stability, no special treatment grinding and polishing. Used in optoelectronics, microwave technology, and many other areas of diffractive optical elements.
(BK7) propety Value
optical Refractive index 1.5168
Abbe number 63.96
Mechanical propety Density 2.51g/cm3
Knoop hardness HK 100 610kg/mm2
Elasticity modulus 82 x 103kN/mm2
Poisson ratio μ 0.21
Thermal propety Softening ponit 719°C
Annealing point 657°C
Strain point 624°C
Thermal conductivity 1.1W/m.°C
Specific heat 879J/kg.°C
Thermal expansivity 7.1×10E-6/K
Chemical propety Hydrolysis 2Class
Acidproof 1Class
Alkalineproof 2Class

N-Bk7 Colorless Transparent Stepped Optical Glass Windows
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Product Categories : Colorless Optical Glass Windows

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