B270 Colorless Optical Glass Windows

China B270 Colorless Optical Glass Windows, Find details about China Optical Glass, B270 from B270 Colorless Optical Glass Windows

Model NO.
B270
Angle of incidence
45°
Shape
Customized
Certification
RoHS, ISO, CE
Customized
Customized
Trademark
Haisheng
Transport Package
Carton Package
Specification
customized
Origin
China
HS Code
9001909090
Model NO.
B270
Angle of incidence
45°
Shape
Customized
Certification
RoHS, ISO, CE
Customized
Customized
Trademark
Haisheng
Transport Package
Carton Package
Specification
customized
Origin
China
HS Code
9001909090
B270 colorless optical glass windows
Product description:
 Colorless optical glass is mainly for BK7, B270, quartz glss of JGS1,JGS2,JGS3 and other materials. And we can custom made according to customers requirements. Its transmission is 7% higher than common glass, it can arrive at 99%. 
And B270 show windows common size for 300*400, 400*600, etc.

 
Colorless optical glass--B270 technology requirement
ModelThicknessλtjλ0Tλ0K
(mm)(nm)(nm)(%)
B270 1-5310±10400≥89.5≥1.0

B270 Ultra White Glass
Nature of opticalThrough rate
nd1.5230
ne1.5251
ve58.3
2mm91.7%
4mm91.6%
15mm91.0% 
 
Mechanical performance Standard value
Density2.55g/cm3
Knoop hardness HK 100542kg/mm2
Young's modulus E71.5kN/mm2
Poisson's ratio μ0.208
 
Thermal propertiesStandard value
Strain point511°C 
Annealing Point541°C 
Softening point724°C 
Coefficient of thermal expansion9.4×10E-6/K
 
Chemical performanceStandard value
Deliquescence(ISO719)HGB3
Acid resistance(ISO1776)2
Alkaline resistance(ISO695)A2
 

 
B270 Colorless Optical Glass Windows
 
Technology Index:
B270 Colorless Optical Glass Windows

Production:
B270 Colorless Optical Glass Windows
Package:
B270 Colorless Optical Glass Windows
Delivery:
B270 Colorless Optical Glass Windows