On the other hand, if you have a Blu-ray Disc or DVD of an older classic movie and the aspect ratio is listed as 1.33:1 or "Academy Ratio" then you will see black bars on the left and right
N'aka nke ọzọ, ọ bụrụ na ị nwere Blu-ray diski ma ọ bụ DVD nke ihe nkiri kpochapụla nke kpochapụla na akụkụ ahụ dịka 1.33: 1 ma ọ bụ "Academy Ratio" mgbe ahụ ị ga-ahụ ogwe ojii n'aka ekpe na n'akụkụ aka nri nke ihe oyiyi , kama nke elu na ala.