V-Ray 3.4 is unable to render sphere maps directly from Revit so the scene must be exported from Revit and the rendering done in 3DS Max.

NOTE: If you have V-Ray 3.5 or above, please refer use the following instructions: Revit 2017 with V-Ray 3.6

These instructions are geared to people who are well versed in using Revit, 3ds Max, and V-Ray. These instructions are meant to help you optimize your workflow so that you can produce 360 stereo panoramas that work well with the Visual Vocal web portal and mobile VR application.

For information on what kinds of image files you should upload, including recommended resolutions, refer to the article Acceptable Image Formats

1. From the main menu in Revit, choose R → Suite Workflows → 3DS Max Design Interior Rendering  or 3DS Max Design Exterior Rendering as appropriate for your scene.

2. Change the settings as desired and then click the Run button.

3. Click through the confirmation dialog and wait for the scene to open in 3DS Max.

4. Now follow the steps for listed in the article  {LINKTO}

For more information about Revit, please refer to: