View Full Version here: : Help with setup of a Vixen VMC200L
Brooksy
15-08-2009, 07:12 PM
Hi All,
I'm trying to view the sky through a Vixen VMC200L. My problem is that the only image I'm seeing is attached. I did a rough drawing of it in Paint.
Would this be something to do with collimation? I'm new to this stuff so any advice would be fantastic. :help:
DavidU
15-08-2009, 07:17 PM
Do you have an eye p/c in it?
Brooksy
15-08-2009, 07:19 PM
Yes, I've got 3 eyepieces (different sizes). I've also attached an extension and diagonal.
dannat
15-08-2009, 07:20 PM
that picture shows a spider (the cross bits) with the secondary mirror holder. Are you looking thru the eyepiece holder without an eyepiece in place / or are you looking thru the front of the scope which is supposed to point to the sky?
Loo at the pic - do you have an eyepiece in place at the back of the scope? this scope has a diagonal which means you look down at the back to see objects with the scope
the scope pictured also has a flip mirror system - whereby you can look straight thru(from bottom right) or from the top down using a diagonal (top right)
Brooksy
15-08-2009, 07:22 PM
Hi Daniel, yep the picture you've attached is exactly how I've got mine set up.
At the moment, I'm looking from the top down using a diagonal.
DavidU
15-08-2009, 07:28 PM
Is it your scope?
if you have an eye p/c in and you see what you have drawn someone has covered or removed the secondary mirror
Can you take a pic of the scope? It may help us
Brooksy
15-08-2009, 08:04 PM
Hi David,
Yes it is my scope. I just bought it on this forum actually. I've taken the diagonal out and my viewing is a lot better. I just saw Jupiter. I already knew that the diagonal was not in good condition (it was thrown in with the purchase) so maybe that's the problem. What do you think, am I on the right track?
renormalised
15-08-2009, 08:09 PM
That being the case, get a new diagonal.
If the secondary was missing, you wouldn't see anything.
Brooksy
15-08-2009, 08:18 PM
Cool, thanks, I'll do that.
Terry B
15-08-2009, 09:39 PM
You should be able to bring the image into focus with the diagonal.
I have a VC200L and it has a 60mm diam extension tube that attaches to the back. This needs to be removed to use a diagonal.
Brooksy
16-08-2009, 03:33 PM
Hi Terry,
Thanks for that. I still had the extension on the back. Will give it another go tonight.
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