Hey friends, the object nesting rules is quite confusing sometimes to me. I have a ball lens, connected with a tube volume with the same material and an optical fiber sending photons to it. See below.
Rays should not be bent here. What is wrong? Can anyone help?
Thank you!
![](https://uploads-us-west-2.insided.com/zemax-en/attachment/f0ae71b2-3f78-4be8-8146-8d8f0998c574.png)
![](https://uploads-us-west-2.insided.com/zemax-en/attachment/891ae49a-ccbe-4222-9f5e-6eeecc21a63c.png)