<p>Using a laser collimator, I have centered the dot for the secondary mirror, but all I see is spread out light when I go to adjust the primary mirror.  Shouldn’t I be able to see a dot, and move that to the center?  Thanks for help.  I am a beginner.  Using a Celestron 130 Star Sense reflector.</p>

CC BY-SA 4.0
2022-12-17T15:37:30.260Z
Yes, you should see a dot, so something is wrong.  Your best option is to find a local club that can help.
Greg Miller
CC BY-SA 4.0
2022-12-18T17:20:28.583Z
I will try to find a local club.  I know there used to be one a few years ago.
Bill Furdell
<collimation>
Why can’t I get a red dot instead of spread out light when collimating the primary mirror
Bill Furdell
# Why can’t I get a red dot instead of spread out light when collimating the primary mirror

(Asked by: username_0 on 2022-12-17)

Using a laser collimator, I have centered the dot for the secondary mirror, but all I see is spread out light when I go to adjust the primary mirror. Shouldn’t I be able to see a dot, and move that to the center? Thanks for help. I am a beginner. Using a Celestron 130 Star Sense reflector.

**Tags:** collimation

> **Comments:**
> **username_1**: Yes, you should see a dot, so something is wrong.  Your best option is to find a local club that can help.  
> **username_0**: I will try to find a local club.  I know there used to be one a few years ago.  

---

## 0 answers

