...
- Scene scale: general scale factor for the whole imported scene
- Alembic file: ddd
- Frame number: in case of Alembic files that contain timeline animation information, this parameter indicates the desired frame. In animation platforms like Maya you can attach this parameter to the current timeline to get the whole animation contained in the Alembic file.
- FPS: frames per second for the imported animation.
- Xform Substeps: ddd
- File Axis System: indicate the axis system with which the Alembic file were created.
Smoothing
- Force Recalc Recalculate Normals: sss
- Angle Threshold: ssss
...