Ha Filter - T ring thread

[Andy01]

Want to do some semi narrowband imaging with my OSC.

Cheers
Andy

[White Rabbit]

What size 2" or 1.25? I have an astornomik 1.25 12nm Ha filter that I've never used.

Pm me if you interested.

$100 plus postage.

http://www.bintel.com.au/Astrophotography/Filters/Astronomik-H-alpha--br-12nm-CCD--1-25--/840/productview.aspx

Thanks
Sandy

[Andy01]

I'm looking for a 2" or 42mm or 48mm t-thread- not sure if a 1.2" will fit.