Search found 4 matches
Search found 4 matches • Page 1 of 1
- Sat Aug 25, 2018 11:21 am
- Forum: Solar Astronomy Shop and Swap
- Topic: wanted: Solarscope SF-50 or other with FSR~10A
- Replies: 0
- Views: 463
I'm looking for Solarscope SF-50 or similar etalon without central vignetting and with free spectral range of ~10A (not 15A as in Lunt).