Live entertainment · live
False proscenium
Also known as show portal.
A scenic or masking portal built inside the architectural proscenium to redefine the visible opening.
In practice
Engineer and secure it, coordinate fire systems and sightlines, and preserve performer, scenery, and lighting clearance.
Explore related entries
Sources
- Published Technical Standards · Entertainment Services and Technology Association
Educational reference only. Requirements vary by jurisdiction, employer, venue, and production context.