Filter · MSRP $129
Player One Astronomy CH4 8nm 1.25" Filter E-series
Key specifications
| Filter type | Narrowband |
|---|---|
| Passband | CH4 889 nm |
| Bandwidth | 8 nm |
| Filter size | 1.25" |
| Mounted | Yes |
About
Mounted 1.25-inch methane-band (CH4) filter from Player One's E-series centred at 889 nm with an 8 nm bandwidth, about 90% transmission and OD4 blocking, for planetary imaging in the methane absorption band.