> For the complete documentation index, see [llms.txt](https://docs.colormass.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.colormass.com/building-blocks/materials/adjust-opacity/materials-with-transmission.md).

# Materials with Transmission

You can determine if a material belongs to this category by checking for a node called Scanned Transmission. 

To adjust the opacity, simply modify the *Opaque Threshold* (see below).

<figure><img src="/files/pbigHJRr31U0a5okU5HQ" alt=""><figcaption></figcaption></figure>

If you decrease this value then the material becomes more and more see through, see below:

<figure><img src="/files/Nl2vzegxNeiVWiK0YfyR" alt=""><figcaption></figcaption></figure>

<figure><img src="/files/eCU1v1qbHeozMtzDLI6c" alt=""><figcaption></figcaption></figure>