Remove four more screws. The bottom left screw will release the audio board support.

Peel back the lenses at a 45° angle from the bottom up.

You'll then see two yellow strips held with black protective tape. Peel back the tape with tweezers.

Also with tweezers, remove the yellow tape over the connection between the PCB and the lenses.

The lenses appear to be fresnel on the inside but smooth on the outside.