# Frame A `Frame` holds data for augmenting the physical scene with the virtual scene. ## Properties ### session `frame.session: Session, read-only` A reference to the [session](session.md). ### results `frame.results: Iterable, read-only` Use this property to iterate through the [results](tracker-result.md) generated by the [trackers](tracker.md). **Example** ```js function animate(time, frame) { for(const result of frame.results) { // ... } session.requestAnimationFrame(animate); } session.requestAnimationFrame(animate); ```