Here you go:
http://www.ebay.com/itm/151278728955?_t ... EBIDX%3AIT
Jon
Search found 4 matches
- Mon Feb 15, 2016 3:55 pm
- Forum: Solar Scope Modifications
- Topic: Baader D-ERF with Lunt etalon and trimming filter?
- Replies: 5
- Views: 3575
- Mon Feb 15, 2016 3:33 pm
- Forum: Solar Scope Modifications
- Topic: Baader D-ERF with Lunt etalon and trimming filter?
- Replies: 5
- Views: 3575
Re: Baader D-ERF with Lunt etalon and trimming filter?
A few are available from bjomejag on Ebay, item #151278728955 for $135. He sells overstock and cosmetic seconds from Omega, a large filter manufacturer, and provides a measured transmission spectrum with each. I have purchased filters from him for use in very sophisticated microscopes and that have ...
- Sun Feb 14, 2016 10:52 pm
- Forum: Solar Scope Modifications
- Topic: Baader D-ERF with Lunt etalon and trimming filter?
- Replies: 5
- Views: 3575
Re: Baader D-ERF with Lunt etalon and trimming filter?
656.3nm center 0.7nm FWHM 25mm dia.
Jon
Jon
- Sun Feb 14, 2016 3:44 pm
- Forum: Solar Scope Modifications
- Topic: Baader D-ERF with Lunt etalon and trimming filter?
- Replies: 5
- Views: 3575
Baader D-ERF with Lunt etalon and trimming filter?
Hello All. My first post to this forum. I have just purchased a used Lunt LS50FHA etalon, without the blocking filter. Rather than buying the blocking filter, I'm considering getting a Baader D-ERF to mount in front of the etalon and a trimming filter to mount near the eyepiece. The D-ERF would be l...