Looks like some Celestron C8-A XLTs are back in stock. I'm thinking about connecting one to my
Items needed
C8-A
I already have both M42 and M48 T-Rings
Celestron
I want to add a filter to the image train, any recommendations on the best way to do that?
As far as guiding is concerned, I was thinking about using the ED80 with the ASI 290mm, weight wise everything would ride on the EQ6, really close to 50% rated weight and it would look really If I went with an
And one final question, have I missed anything?
Edit:
Got some feedback from support for company I use, here's the updated equipment list
C8-A
WO
Blue Fireball Filter Drawer with M48/M42 Threads
F/.63 Reducer.
ZWO-L
If I have the optical lengths correct for each device, I should need 8.1mm additional back focus and I have that on hand with a 7.5mm to 16mm variable.
That brings me to collimation, Celestron web site talks about a process done in the field. Since I started my journey with refractors, I know what the word means and what needs to be done but have never actually done it. A quick query indicates Bob's Knobs upgrade and a tri-Bahtinov mask. Okey dokey, collimation confirmed each time in the field when checking focus
Adding
Farpoint Tri-Bahtinov Focus and Collimation Mask for Celestron 8" Classic
One set of Bob's Knobs for the C8
Ok, now, did I miss anyting?
As always thanks for looking, any and all comments welcome!