Baader O-III Filter 10nm 2” – Visual
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Vai al moduloBaader O-III Filter 10nm 2” – Maximum Contrast for Planetary and Emission Nebulae
The Baader O-III 10nm filter 2” precisely isolates the two OIII emission lines at 496nm and 501nm with 10nm bandwidth. Maximum contrast for planetary nebulae (M57, M27, NGC 7293), Veil Nebula and other emission nebulae even under moderately light-polluted skies. Anti-reflection and anti-humidity coating. Compatible with visual observation and astrophotography.
Technical Specifications
| Filter type | O-III narrowband (visual and imaging) |
| Isolated lines | O-III 496nm and 501nm |
| Bandwidth | 10nm |
| Format | 2” (50.8mm) |
| Use | Visual observation and astrophotography |
| Manufacturer | Baader Planetarium (Germany) |