北京汇德信科技有限公司

UV-VIS级熔融石英 Fused Silica UV-VIS Grade (SiO2)

 

Optical


Refractive Index at ne

1.4601

Refractive Index at nF' - nC'

0.0068

Refractive Index at nD

1.4584

Refractive Index at nF - nC'

0.0068

Thermal Coefficient of Refractive Index at nC microns for +20 ℃

100 x 10-7

Transmission Range, microns

0.18 - 3.5

Thermal

 

Thermal Linear Expansion, ℃-1 for ±50 ℃

4.0 x 10-6

Thermal Conductivity, W/(m * ℃) at 20 ℃

1.35

Specific Heat Capacity, J/(kg * ℃)

0.728 x 103

Melting Point, ℃

1900

Mechanical

 

Density, g/cm3 at 20 ℃

2.21

Young Modulus (E), Pa

7.36 x 1010

Shear Modulus (G), Pa

3.14 x 1010

Poisson Ratio

0.17

Chemical

 

Solubility


in water, gram/100 cm3

insoluble

in acids

insoluble

Ref. Index vs. Wavelength λ

 

Wavelength, Microns

Refractive Index

0.1700

1.615

0.1850

1.575

0.2000

1.550

0.2144

1.5337

0.2803

1.4940

0.3021

1.4872

0.3650

1.4745

0.4046

1.4696

0.4358

1.4666

0.5461

1.4601

0.5876

1.4585

0.5893

1.4584

0.6438

1.4567

0.6563

1.4564

0.8621

1.4525

1.0830

1.4494

1.3950

1.4458

1.7091

1.4421

2.0581

1.4372

3.2439

1.4131

Internal Transmittance τ i (λ) vs. Wavelength λ

 

Wavelength, Microns

Internal Transmittance

0.170

0.63

0.200

0.96

0.400

0.999

0.500

0.999

0.700

0.999

0.900

0.999

1.000

0.999

1.385

0.880

2.000

0.999

2.200

0.580

2.300

0.880

2.380

0.950

2.500

0.790

2.720

0.000

2.800

0.000

2.900

0.295

3.000

0.670

Custom sizes and specifications are available on request.


 

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