Category | Ceramic , Glass , Optical , Filter |
Manufacturer | Schott Glas Mainz |
Trade Name | |
Port | Shanghai port,China |
Trade Terms | FOB, CFR, CIF |
Payment Terms | L/C, T/T, Western Union |
Download PDF | Schott BG25 Band Pass Filter.pdf |
Price | EMAIL US sales@lookpolymers.com |
Physical Properties | Metric | English | Comments |
---|---|---|---|
Density | 2.56 g/cc | 0.0925 lb/in³ |
Thermal Properties | Metric | English | Comments |
---|---|---|---|
CTE, linear | 8.70 µm/m-°C @Temperature -30.0 - 70.0 °C |
4.83 µin/in-°F @Temperature -22.0 - 158 °F |
|
10.1 µm/m-°C @Temperature 20.0 - 300 °C |
5.61 µin/in-°F @Temperature 68.0 - 572 °F |
||
Transformation Temperature, Tg | 487 °C | 909 °F |
Optical Properties | Metric | English | Comments |
---|---|---|---|
Refractive Index | 1.53 @Wavelength 404.7 nm |
1.53 @Wavelength 404.7 nm |
Hg |
Transmission, Visible | <= 1.0 % @Wavelength 540 - 680 nm |
<= 1.0 % @Wavelength 540 - 680 nm |
|
88 % @Wavelength 400 nm |
88 % @Wavelength 400 nm |
Internal transmittance of 96% at 400 nm | |
IR Transmittance | 77 % @Wavelength 2500 - 2600 nm |
77 % @Wavelength 2500 - 2600 nm |
Internal transmittance of 84% from 2500-2600 nm. |
UV Transmittance | <= 1.0 % @Wavelength 200 - 300 nm |
<= 1.0 % @Wavelength 200 - 300 nm |
|
89 % @Wavelength 390 nm |
89 % @Wavelength 390 nm |
Internal transmittance of 97% at 390 nm | |
Reflection Coefficient, Visible (0-1) | 0.92 | 0.92 |
Chemical Properties | Metric | English | Comments |
---|---|---|---|
Acid Class, SR | 1 | 1 | |
Alkali Class, AR | 1 | 1 | |
Stain Resistance Class, FR | 0.0 | 0.0 |