Affiliation
American Association of Variable Star Observers (AAVSO)
Thu, 11/04/2021 - 08:20
Baader Planetarium has just relrased their new set of photometric filters, both UBVRI and sloan filters.
https://www.baader-planetarium.com/en/filters/photometric-filters.html
They have them in all regular filter sizes.
Greetings Remco
Remco,
There is a discussion of the new Baader filters here:
https://www.aavso.org/survey-who-needsreceived-johnsoncousin-or-sloan-photometric-filters
Phil