Aspect ratios explained | How do aspect ratios work? | Why do some movies and shows have black bars

Have you ever wondered why there are black bars at the top and bottom of movies? Or how about black bars on the side of some older TV shows? This happens because of the aspect ratio the director choose to record a show or movie in and something we go over in depth in this video. Chapters: 0:00 Intro 1:21 There is No Standard 1:35 What is an Aspect Ratio 2:52 History of Widescreen 6:10 TV Measurements of Aspect Ratios 6:41 Where Did 16x9 Come From? 7:31 What Are The Black Bars At The Top and Bottom? 9:00 Story Uses of Aspect Ratio 🎞 Where to find real IMAX 70mm locations: https://lfexaminer.com/theaters/ Other videos from MU you might enjoy. 📼 History of Blockbuster    • The Rise and Fall of Blockbuster | What Ha...   🎥 Is Dolby Cinema worth it?    • What is Dolby Cinema | How does Dolby Cine...   📼 History of home media:    • History of Home Video | VHS | Betamax | DV...   🎥 Why are movie tickets so expensive?    • Why are Movie Tickets so Expensive? | Is I...   👚 👕 👖 👔 Buy Movie University merch please! Use promo code MU2017 at checkout for 15% off https://teespring.com/stores/movie-un... Subs: 8831 Tags: aspect ratios, movie aspect ratios, how to aspect ratios work, why do movies have black bars, why does the justice league have black bars, imax black bars explained, zack snyder imax justice league, why do old tv shows have black bars on the sides, history of widescreen, full screen vs widescreen, laserdisc widescreen. History of hdtv, evolution of tv, evolution of movies, history of the movies, why do tv shows fill up the entire screen but movies dont?, justice league aspect ratio, black bars on tv explained, why does my tv have black bars on it when i watch movies, aspect ratio bars, aspect ratio and resolution, aspect ratio explained, 16:9, 21:9, 4:3 why do some movies and shows have black bars, Zack Snyder justice league cut not widescreen, why isn’t Zack Snyder justice league not widescreen, 70mm, 70mm film, 70mm vs 35mm