This is a Type2+ off-axis glass filter that gives a soft orange color sun disc against a pitch black sky.
similar photo:
http://www.astronomics.com/main/imag...04/71m8snT.jpg
With its inside diameter of 24.5cm,It gives my 8" Dob a tight fit. I believe it should fit most 8" Dob.
In as new condition.Asking price:$65 including postage to anywhere in Australia.
Thanks for looking
