Baader Narrowband CCD Filter Set (Interline CCD) Size::2" Many companies claim the Neodymium

Many companies claim the Neodymium filter being their idea in the meantime – here is the real story: When Baader Planetarium had taken over responsibility for Zeiss Amateur Astro Products Division in 1996

A matching 2” to 1

25” eyepiece by two and a half times

High-quality 4-element optics produce a flat field for sharp images that are free of extraneous color

12x50 (9mm)

Baader Narrowband CCD Filter Set (Interline CCD) Size::2" Many companies claim the NeodymiumCCD Narrowband Filterset 1. 25" or 2" 2mm glass thickness for Interline CCD, consisting of 4 filters: H Alpha 35nm H Beta OIII 8. 5nm SII 8nm Baader's Premium Narrowband CCD filters are proven to deliver the absolute highest contrast deep sky images in H Alpha, H Beta, Oxygen III, and Sulfur II, take advantage of the absolute shortest exposure times available. Their ultra narrow bandwidths have extremely high transmissions, while completely rejecting