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SDSS Filter Set
Specifications
| Band |
CWL, Å |
FWHM, Å |
Construction |
| u' |
3560 |
600 |
3 mm fused silica + coating
1 mm UG-11
1 mm S-8612 + coating |
| g' |
4825 |
1380 |
3 mm GG-400 + coating
2 mm S-8612 + coating |
| r' |
6261 |
1382 |
5 mm OG-550 + coating |
| I' |
7672 |
1535 |
5 mm RG-695 + coating |
| z' |
9097 |
1370 |
5 mm RG-830 + coating |
- Refractory oxide durable surface coating
- Transmitted wavefront accuracy: 1/4 wave per inch at 633 nm
- Parallelism: 30 arcseconds
- S/D: 60/40
- CWL tolerance: ±2%
- FWHM tolerance: ±10%
- Peak transmission: 70% for u'; 80% for g'; 85% for r',
I' and z'
- Out-of-band transmission: <0.01%, 300-1100 nm
- Dimensions: up to 14 inch diameter or diagonal
- Thickness: 5 mm
- Operating temperature: 0°C
For more information, prices and delivery please call John Potter
at 978-392-3848 or fax 978-692-7443.
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