Supplier Homepage Instruments & Meters Optical Lens & Instrument Optical Filter China Ultrawhite B270 Optical Glass

China Ultrawhite B270 Optical Glass

Min. Order / Reference FOB Price
50 Piece	US $5.00/ Piece

Local Area:	Jian, Jiangxi, China
R&D Capacity:	OEM, ODM, Other
Payment Terms:	LC, T/T, PayPal

Usage:	Lighting, Medical, Optical
Thickness Range:	Customized
Color:	Transparent

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Product Description

ultrawhite B270 optical glass

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 requirementModelThicknessλtjλ0Tλ0K(mm)(nm)(nm)(%)B270 1-5310±10400≥89.5≥1.0

B270 Ultra White Glass

Nature of opticalThrough ratend1.5230ne1.5251ve58.32mm91.7%4mm91.6%15mm91.0%

Mechanical performance Standard valueDensity2.55g/cm3Knoop hardness HK 100542kg/mm2Young's modulus E71.5kN/mm2Poisson's ratio μ0.208

Thermal propertiesStandard valueStrain point511°C Annealing Point541°C Softening point724°C Coefficient of thermal expansion9.4x10E-6/K

Chemical performanceStandard valueDeliquescence(ISO719)HGB3Acid resistance(ISO1776)2Alkaline resistance(ISO695)A2

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