“Emirates passengers will soon check in for their flight, complete immigration formalities, enter the Emirates Lounge, and board their flights, simply by strolling through the airport, as the airline starts testing the latest biometric path technology — a mix of facial and iris recognition.”

https://www.theeastafrican.co.ke/business/Emirates-introduces-smart-check-in/2560-4872708-11h0cdpz/index.html