The film is then run at 48 frames-per-second instead of the traditional 24 frames-per-second. The audience wears very specialized LCD shutter glasses that have lenses that can open and close in rapid succession. The glasses also contain special radio receivers. The projection system has a transmitter that tells the glasses which eye to have open. The glasses switch eyes as the different frames come on the screen.
This system is not generally used anymore in venues in favor of polarization. It is used, however, in home 3-D movie systems.
Alternates made easy: When the weather's bad, choosing an alternate airport can be a tricky balance of time, distance, fuel and minimums. It doesn't have to be so hard.(INSTRUMENT FLIGHT)
Aug 01, 2007; [ILLUSTRATION OMITTED] Flight under instrument flight rules (IFR) is largely procedural. There's little room or tolerance for...