What is the zoom focal length? And is it hardware or software? March 01, 2022 04:12 Updated The zoom focal length is 3mm, and we are using sensor level zoom, not optical zoom. Related articles How does the Lumina compare with the Logitech Brio? What are the Lumina basics? Static Framing What are some recommended settings on the Lumina Studio App for best video quality? Do I need to download the Lumina software?