| Category | Ceramic , Glass , Filter , Optical |
| 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 WG320 Long Pass Filter.pdf |
| Price | EMAIL US sales@lookpolymers.com |
| Physical Properties | Metric | English | Comments |
|---|---|---|---|
| Density | 3.22 g/cc | 0.116 lb/in³ |
| Thermal Properties | Metric | English | Comments |
|---|---|---|---|
| CTE, linear | 7.10 µm/m-°C @Temperature -30.0 - 70.0 °C |
3.94 µin/in-°F @Temperature -22.0 - 158 °F |
|
| 8.30 µm/m-°C @Temperature 20.0 - 300 °C |
4.61 µin/in-°F @Temperature 68.0 - 572 °F |
||
| Transformation Temperature, Tg | 413 °C | 775 °F | |
| Glass Temperature Coefficient | 0.060 | 0.060 |
| Optical Properties | Metric | English | Comments |
|---|---|---|---|
| Refractive Index | 1.46 @Wavelength 1014 nm |
1.46 @Wavelength 1014 nm |
He |
| 1.47 @Wavelength 587.6 nm |
1.47 @Wavelength 587.6 nm |
He | |
| 1.49 @Wavelength 365 nm |
1.49 @Wavelength 365 nm |
Hg | |
| 1.52 @Wavelength 253.7 nm |
1.52 @Wavelength 253.7 nm |
Hg | |
| Transmission, Visible | 90 % @Wavelength 400 - 700 nm |
90 % @Wavelength 400 - 700 nm |
Internal transmittance of 100% Â from 400-700 nm. |
| IR Transmittance | 90 % @Wavelength 2500 - 2600 nm |
90 % @Wavelength 2500 - 2600 nm |
Internal transmittance of 86% from 700-1700 nm. |
| UV Transmittance | <= 0.20 % @Wavelength 200 - 270 nm |
<= 0.20 % @Wavelength 200 - 270 nm |
|
| 90 % @Wavelength 370 - 390 nm |
90 % @Wavelength 370 - 390 nm |
Internal transmittance of 100% Â from 370-390 nm | |
| Reflection Coefficient, Visible (0-1) | 0.92 | 0.92 |
| Chemical Properties | Metric | English | Comments |
|---|---|---|---|
| Acid Class, SR | 1 | 1 | |
| Alkali Class, AR | 2 | 2 | |
| Stain Resistance Class, FR | 0.0 | 0.0 |