411 REFERENCE · Wikibooks
Movie Making Manual/perf (continued)
Reference material by Wikibooks contributors. This retains its source identity and is not 411 news reporting.
Uses less film than 4-perf
Is natively 1.85:1
Easy to get the cameras and telecine
Links
http://www.cinematography.net/Pages%20DW/3PerfSuper35mmForScope.htm