北京汇德信科技有限公司

零膨胀微晶玻璃 Zero Expansion Glass - ZERODUR


Optical


Refractive Index at ne

1.5447

Refractive Index at nF' - nC'

0.000975

Thermal Coefficient of Refractive Index at 0.5461 microns for

0/+20 ℃

14.3 x 10-6

Transmission Range, microns

0.5 - 2.5


Thermal


Thermal Linear Expansion,

-1 for +20/+300 ℃

0.05 x 10-6

Thermal Conductivity, W/(m * ℃)

for +80/+100 ℃

1.64

Specific Heat Capacity, J/(kg * ℃)

0.821 x 103


Mechanical


Density, g/cm3 at 20 ℃

2.53

Young Modulus (E), Pa

9.1 x 1010

Poisson Ratio

0.24


Ref. Index vs. Wavelength λ


Wavelength, Microns

Refractive Index

0.4358

1.5544

0.4800

1.5497

0.4861

1.5491

0.5461

1.5447

0.5876

1.5424

0.6438

1.5399

0.6563

1.5394


Custom sizes and specifications are available on request.


 

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