# Caustics multiplier

**URL:** <https://forums.chaos.com/t/caustics-multiplier/38204>\
**Category:** General\
**Created:** [August 6, 2011, 9:00pm UTC](https://forums.chaos.com/t/caustics-multiplier/38204 "2011-08-06T21:00:02Z")\
**Posts on this page:** 1\
**Showing post:** 6

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**Author:** ![vlado](https://avatars.discourse-cdn.com/v4/letter/v/779978/32.png) [@vlado](https://forums.chaos.com/u/vlado)\
**Post date:** [August 9, 2011, 3:58am UTC](https://forums.chaos.com/t/caustics-multiplier/38204/6 "2011-08-09T03:58:18Z")

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> [@JamesCutler](#):
>
> Ah ok thanks 🙂 Also, I have read some tutorials that tell you to make sure transparent shadows are used for caustics. Is this so that the caustic effect is not blocked by the shadow?

Hm, not sure this would really make any difference… where did you read this?

Best regards,  
Vlado

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