An opera window is a small fixed window usually behind the rear side window of an automobile. They are typically mounted in the C-pillar of some cars. The design feature was popular during the 1970s and early 1980s and adopted by domestic U.S. manufacturers, most often with a vinyl roof.
Opera window, with photo-etched logo, and padded Landau roof on a 1979 Lincoln Continental Town Car
1956–1957 Ford Thunderbird "porthole" opera window in removable hardtop
1977 AMC Matador Barcelona coupe fixed opera window surrounded by padded Landau roof
1973 Dodge Charger SE coupe fixed opera window behind the side door glass
Vinyl roof refers to a vinyl covering for an automobile's top.
1975 Opel Manta with factory fitted vinyl roof
1971 Humber Sceptre MK III with factory fitted vinyl roof
Lincoln Town-Car with vinyl roof
1976 Toyota Corona Mark II