- Gtstorey Goblin Guru
Depending on how permanently mounted they want the "visor" to be, you can probably use something like this to mount one made from tinted polycarbonate. I've been thinking about making one anyway.
10 Pack Clamps Fit 40mm OD Pipe 1.57" DJ Lighting Mount Quick Lock Duty 220 LB | eBay
10 Pack Clamps Fit 40mm OD Pipe 1.57" DJ Lighting Mount Quick Lock Duty 220 LB | eBay