Choose File > Import > COLLADA.
Click the chooser button next to the File field and choose the file you want to import.
To import by reference, turn off Lock geometry.
Only import certain types of data from the file.
|Geometry options menu|
The menu controls how to translate units in the COLLADA file.
To set the real-world size of Houdini units, choose Edit > Preferences > Hip File Options.
When this option is on, the File node Houdini creates loads the geometry and saves it with the Houdini