Filter · MSRP $119
Antlia 8-EL UHC Pro Visual Enhanced Filter - 2" Mounted
Key specifications
| Filter type | Light Pollution |
|---|---|
| Passband | 8 lines: Hb, OIII, NII, Ha, SII |
| Filter size | 2" |
| Mounted | Yes |
About
A UHC-type filter for visual observing that passes eight emission lines (H-beta, OIII, NII, H-alpha, SII) at high transmission while suppressing sodium light, to bring out nebula detail under moderate light pollution; best with 8-inch or larger apertures.