Jump to content


Back Focus

Recommended Posts

3 hours ago, alacant said:

Well done. You'll love it.


3 hours ago, alacant said:

Don't forget to remove the adapter and screw an extension onto the cc.

I'm still trying to get rid of some residual coma in my images and the CC could be the cause. Do you mean this ring:



Link to comment
Share on other sites

36 minutes ago, barbulo said:

this ring

Not just the ring. The adapter as well. You'll see two slots in the M42 thread. Use the blade of a knife to unscrew it:


On newer batches, the M42 connection was just about workable, but we'd still recommend losing it and going with m48.


  • Thanks 1
Link to comment
Share on other sites

Hi again everyone,

so managed to get home from university to get a look to my gear. How do I unscrew this T2 thread for the coma corrector and add my extension?

Link to comment
Share on other sites

15 minutes ago, alacant said:

Spacer? You need a simple 4mm or 5mm m48 extension ring and your m48 adapter. That's it.

This one in 5mm would be fine:


What do you have? Post a photo?


image.thumb.jpg.d3013592710fb949987ff2568aa3f70b.jpgFfs I’ve looked it up and this wasn’t needed at all. 

The lack of information on Baader’s behalf is appalling. 

Really confused on what I need now… just want to get out with this new tube 

Link to comment
Share on other sites

Create an account or sign in to comment

You need to be a member in order to leave a comment

Create an account

Sign up for a new account in our community. It's easy!

Register a new account

Sign in

Already have an account? Sign in here.

Sign In Now

  • Create New...

Important Information

We have placed cookies on your device to help make this website better. You can adjust your cookie settings, otherwise we'll assume you're okay to continue. By using this site, you agree to our Terms of Use.