nvidia optix 3.5 download

how i can get the latest optix 3.5 url for download? i can’t find in nvidia.com, help!

You have to register with Nvidia to receive access to version 3.5.

You can register here:
or here:


I’m “approved” in “Graphics/Game Development Registered Developer Program” and when I try to download Optix3.5 on “https://developer.nvidia.com/gameworksdownload” >> “Optix 3.5” >> “Contact us to get access” i’m redirected to “SurveyMonkey” website… What this?

Thanks for your answer…

See this post:

[url]When I click "Apply to be a Registered OptiX Developer" it's redirrect to "surveymonk - OptiX - NVIDIA Developer Forums