LUNT LS100FHa/B1200d2 H-alpha solar filter
Transforms a normal telescope up to 1080mm focal length into an H-alpha solar telescope showing prominences & more
- 100mm special filter for the observation of the sun
- For telescopes up to 1080mm focal length & 2" focuser
- Additional adapter plate required for mounting
- Shows protuberances & more details on the sun
- Bandwidth less than 0.7 Angstrom
- Filter system with H-alpha Etalon & blocking-filter
- For visual sun observation & photography
- Absolutely safe, no danger to the eyes