| Set | H-alpha + SII + OIII |
|---|---|
| Brand | ANTLIA |
| Type | Filter |
| Unit Type | Unit |
| Manufacturer Warranty | 3 Years |
| Unit Quantity | 1 |
| Country of Origin | China |
| To Fit | Reflector |
Check the listing for details. ANTLIA 50mm 3nm Pro HSO (H-alpha + SII + OIII) Set Frameless Narrowband Filter. Condition: New, Made in China. Listed at 1515.25 USD. OIII 250-880nm - H-alpha Pro narrowband filter optimizes the FWHM (full width half maximum) to 3nm bandpass. OIII 600-700nm OIII 498-503nm OIII 250-880nm OD Improved sharp cut-off astrophotography 3nm Pro filters are designed to minimize halos around bright stars.
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