| Category | Ceramic , Glass , Optical , Filter |
| Manufacturer | Schott Glas Mainz |
| Trade Name | |
| Port | Ningbo port,China |
| Trade Terms | FOB, CFR, CIF |
| Payment Terms | L/C, T/T, Western Union |
| Download PDF | Schott BG12 Band Pass Filter.pdf |
| Price | EMAIL US sales@lookpolymers.com |
| Physical Properties | Metric | English | Comments |
|---|---|---|---|
| Density | 2.58 g/cc | 0.0932 lb/in³ |
| Thermal Properties | Metric | English | Comments |
|---|---|---|---|
| CTE, linear | 8.60 µm/m-°C @Temperature -30.0 - 70.0 °C |
4.78 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 | 480 °C | 896 °F |
| Optical Properties | Metric | English | Comments |
|---|---|---|---|
| Refractive Index | 1.52 @Wavelength 587.6 nm |
1.52 @Wavelength 587.6 nm |
He |
| 1.53 @Wavelength 404.7 nm |
1.53 @Wavelength 404.7 nm |
Hg | |
| Transmission, Visible | <= 1.0 % @Wavelength 540 - 700 nm |
<= 1.0 % @Wavelength 540 - 700 nm |
|
| 80 % @Wavelength 390 - 400 nm |
80 % @Wavelength 390 - 400 nm |
Internal transmittance of 87% from 390-400 nm | |
| 80 % @Wavelength 400 - 410 nm |
80 % @Wavelength 400 - 410 nm |
Internal transmittance of 87% from 400-410 nm | |
| IR Transmittance | 75 % @Wavelength 2500 - 2600 nm |
75 % @Wavelength 2500 - 2600 nm |
Internal transmittance of 82% at 2600 nm. |
| UV Transmittance | <= 0.040 % @Wavelength 200 - 310 nm |
<= 0.040 % @Wavelength 200 - 310 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 |