> Christian Froeschlin<chr### [at] chrfrde>  wrote:
>> According to the documentation, pass_through does not have
>> an effect on photons which have already hit their target.
>
> Does that mean there is no way that media interact with photons that have
> already passed through a lens or some other target?
> Doesn't the documentation also say "photons interact fully with media
> blablabla"?
>
>
>

You can.
Just add photons{pass_through} to your container.
The photons will ignore the container, but NOT the contained media.


Alain

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