[Peter.M]

Originally Posted by John K

Well, I never got a response from OMEGA - so be it.

As I cannot justify the expenditure with premium Astrodon filters as my CCD camera is only worth $1k, from those using 6-7nm filters from light polluted inner Melbourne or Sydney, what have been your experiences?

I could justify something like this 7nm from Optolong:

https://www.myastroshop.com.au/produ...p?id=MAS-001K3

http://astronomyconnect.com/forums/a...rgb-filters.9/


John K.

I have bought filters from Peter Tan before, The Baader 7nm which would be the proven entry level filter is around the same price as the one you quoted above.

http://www.tan14.com/Baader.htm