tif to scn conversion is almost certainly related to graphics export from TIFF format, but which one of the dozens of different .scn file that might be a bit hard to tell. Generally speaking, you have to use graphics tools that support the particular SNC format you require.
In some cases, this is not really a file conversion but more of an import for rendering kind of procedure and this requires 3D modeling or video rendering tool instead of graphics converter.
Updated: January 23, 2024