Glass Lens, Glass Gobo, Camera Lens manufacturer / supplier in China, offering High Temperature Resistance Glass Gobo Borofloat3.3 Camera Lens, 98% Transmittance Ultra Clear Tempered Ar Glass, Tempered Coating Anti Reflective Ar Glass and so on.
Min. Order / Reference FOB Price | |
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100 Piece | US $2.10/ Piece |
Local Area: | Yushu, Qinghai, China |
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R&D Capacity: | OEM, ODM, Other |
Payment Terms: | LC, T/T, PayPal, WesternUnion |
Thickness 1: | 0.1mm 0.2mm 0.3mm 0.4mm |
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Thickess 2: | 0.5mm 0.7mm 1.1mm |
Temperature: | 550degree C |
Technical parameters: Density(25ºC)2.2g/cm2
Thermal expansion(ISO 7991)3.25´10-6k-1Light transmittance91%Softening point820ºCShort time use<10h550ºCLong time use>=10h450ºCRefractive index
(587.6nm)1.47140Knoop hardness480
Coefficient of Linear Thermal Expansionα (20 - 300 °C)3.25 x 10-6 K-1(ISO 7991)RemarksSpecific Thermal
CapacityCp (20 - 100°C)0.83 KJ x (kg x K)-1The maximum temperatures in use indicated apply only if the following RTG and RTS values are observed at the same time.
Specific Thermal
Conductivityλ (90°C)1.2 W x (m x K)-1For short-term usageδ max (< 10 h)550°CFor long-term usageδmax (≥ 10 h)450°C
Working Point104 dPas1270 °CSoftening Point10 7.6 dPas820 °CAnnealing Point10 13 dPas560 °CStrain Point10 14.5 dPas518 °CTransformation Temperature (Tg) 525 °C
Wavelength
(nm)Laser
MediumWavelength
(nm)Laser
MediumWavelength
(nm)Laser
Medium308XeCI488Ar1047Nd:YLF325HeCd514.5Ar1053Nd:YLF337N2532Nd:YAG1064Nd:YAG350xeF632.8HeNe1153HeNe351.1Ar694.3Ruby1319Nd:YAG363.8Ar730-780Alexandrite1730Er:YLF427N2850Er:YLF2060Ho:YLF441.6HeCd905GaAs10640CO2
Wavelength λ(nm)435.8479.9546.1Index of Refraction n1.480151.476761.47311Wavelength λ(nm)589.3643.8656.3Index of Refraction n1.471331.469531.46916Abbe ConstantVe=(ne-1)/(nF'-nC')65.41 Refractive Indexnd(λ587.6 nm)1.47140 DispersionnF-nC71.4x10-4 Stress-optical
Coefficentin in Mpa-1K4.0x10-6mm2N-1MPa-1