Filter · 2026–
Askar Colour Magic 3nm D1
Key specifications
| Filter type | Narrowband |
|---|---|
| Filter size | 2" |
About
2" Colour Magic 3nm duo-narrowband filter (Hα/OIII) — a tighter-bandpass evolution of the D1 for higher contrast and better light-pollution rejection than the 6nm versions.
Where to buy
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