If a lens is attached to the camera, the lens busy feature indicates whether the lens is currently engaged in an operation, such as adjusting the focus or iris. It's essential for coordinating camera actions and ensuring that commands are issued only when the lens is ready to accept them, avoiding conflicts or errors in high-speed imaging sequences.
See also lens present.
You can use the eSDK API functions to get the node’s current value.
For more information about related features, see Image Format Control Features.