Trials are underway in a mock-up factory in Munich, Germany to see how augmented reality could help workers in their daily tasks.

Using a combination of Google Glass and software, workers can see where items need to be collected or stored without looking at a clipboard, while service mangers can be provided with step by step instructions on how to fix broken equipment.

But some are concerned the technology may downgrade workers' roles and conditions.

Click's Dan Simmons reports.