Filter · MSRP $310
Antlia 3nm Narrowband Sulfur II (SII) Pro Filter - 36mm Unmounted
Key specifications
| Filter type | Narrowband |
|---|---|
| Passband | SII |
| Bandwidth | 3 nm |
| Filter size | 36mm |
| Mounted | No |
About
A 3nm FWHM SII narrowband filter on a single Schott substrate, rated for >88% peak transmission and OD5 out-of-band blocking, usable on systems as fast as f/3.