THR 306 Lecture Notes - Lecture 2: Ellipsoidal Reflector Spotlight, Source Four
Document Summary
Thr 306: lighting equipment types: scoops- just a polished aluminum bowels with a light. The way backdrops were lit forever: kliegl brand ellipsoidal (early)- 20/25% of the light actually comes out but the other light just heats up the fixture. Extremely in inefficient but people will still use because don"t have the money for new lighting fixtures: axial ellipsoidal reflector spotlight- The part that has all the heat is outside the fixture so the fixture just has the light. Light bounces around in fixture and goes through one point which then shines through the double lens: etc source four. Used in vegas, broadway show, ad dark rides in theme parks. Ex: spiderman ride at universal has these. Ridges in glass are heat sinks : led lustr. Has all power source on the bottom. This allows it to have a low wattage. Has seven different colors (not ones that you plug into the bathroom and changes colors whenever)
