ZWO Duo-Band Filter 2"
Key specifications
| Filter type | Narrowband |
|---|---|
| Passband | Ha 656.3nm (15nm) / OIII 500.7nm (35nm) |
| Filter size | 2" |
| Mounted | Yes |
About
Dual narrowband filter passing H-alpha and OIII, aimed at one-shot-colour camera users imaging emission nebulae or working under light pollution.