---
title: "Caustics (RE)"
canonical: "https://documentation.chaos.com/space/VMAYA/111739240/Caustics%20(RE)"
format: markdown
---
This page provides details about the Caustics Render Element and how it is used in compositing.

## **Overview**

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## **Attributes**

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## **Common Uses**

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The Caustics Render Element is useful for changing the appearance of rendered caustic effects with a compositing or image editing application. Below is an example of its use.



## **Compositing Formula**

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vrayRE_Casutics + Beauty = Final Image


![image](media://6572676c-f834-41b3-b69f-adc6b7634880)



## **Notes**

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- The **Reflective Caustics** and **Refractive Caustics** options on the GI section in the Render Settings window cause a similar effect in the final rendering, but these caustics do not show up in the Caustics Render Element.