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Optolong H-Alpha 7nm
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Optolong H-Alpha 7nm
optolong.com/.../59.html
| Type | Hydrogen-alpha (Hα) |
|---|---|
| Bandwidth | 7 nm |
| Size | Other |
| Users | 428 |
| Images | 3024 |
| Most often used with | |
| Known retailers | High Point Scientific |
Also available in the following variants: H-alpha 7nm 1.25" 1.25" 2" 31 mm 36 mm EOS clip filter