Filter · MSRP $395
Antlia 3nm Narrowband Oxygen III (OIII) Pro Filter - 2" Mounted
Key specifications
| Filter type | Narrowband |
|---|---|
| Passband | OIII 500.7nm |
| Bandwidth | 3 nm |
| Filter size | 2" |
| Mounted | Yes |
About
A 3nm FWHM OIII narrowband filter on a single non-glued substrate, rated for >85% transmission at 500.7nm and OD5 out-of-band blocking, usable on systems as fast as f/3.