{
  "letter": {
    "name": "Letter",
    "ratio": "8.5:11",
    "aspect": 0.77,
    "resolution": "850x1100",
    "example": "Standard US letter page layout"
  },
  "portrait": {
    "name": "Portrait",
    "ratio": "9:16",
    "aspect": 0.56,
    "resolution": "1080x1920",
    "example": "Vertical smartphone video"
  },
  "VGA": {
    "name": "VGA",
    "ratio": "4:3",
    "aspect": 1.33,
    "resolution": "640x480",
    "example": "Classic CRT computer display"
  },
  "NTSC": {
    "name": "Analog TV",
    "ratio": "4:3",
    "aspect": 1.33,
    "resolution": "640x480",
    "example": "Classic broadcast TV and VHS"
  },
  "SD": {
    "name": "SD",
    "ratio": "4:3",
    "aspect": 1.33,
    "resolution": "704x480",
    "example": "DVD and early broadcast"
  },
  "XGA": {
    "name": "XGA",
    "ratio": "16:9",
    "aspect": 1.78,
    "resolution": "1366x768",
    "example": "Laptop display standard"
  },
  "720p": {
    "name": "720p",
    "ratio": "16:9",
    "aspect": 1.78,
    "resolution": "1280x720",
    "example": "HD streaming baseline"
  },
  "Academy": {
    "name": "Academy",
    "ratio": "1.37:1",
    "aspect": 1.37,
    "resolution": "1480x1080",
    "example": "Casablanca (1942)"
  },
  "IMAX": {
    "name": "IMAX",
    "ratio": "1.43:1",
    "aspect": 1.43,
    "resolution": "1544x1080",
    "example": "The Dark Knight (2008)"
  },
  "ARRI": {
    "name": "ARRI Open Gate",
    "ratio": "1.55:1",
    "aspect": 1.55,
    "resolution": "1674x1080",
    "example": "Dune: Part 2 (2021)"
  },
  "VistaVision": {
    "name": "VistaVision",
    "ratio": "1.85:1",
    "aspect": 1.85,
    "resolution": "1998x1080",
    "example": "Vertigo (1958)"
  },
  "IMAXDigital": {
    "name": "IMAX Digital",
    "ratio": "1.90:1",
    "aspect": 1.9,
    "resolution": "2052x1080",
    "example": "Oppenheimer (2023)"
  },
  "HDTV": {
    "name": "HDTV",
    "ratio": "16:9",
    "aspect": 1.78,
    "resolution": "1920x1080",
    "example": "Digital TV"
  },
  "ToddAO": {
    "name": "Todd-AO",
    "ratio": "2.21:1",
    "aspect": 2.21,
    "resolution": "2387x1080",
    "example": "Oklahoma! (1955)"
  },
  "SuperPanavision70": {
    "name": "Super Panavision 70",
    "ratio": "2.21:1",
    "aspect": 2.21,
    "resolution": "2387x1080",
    "example": "2001: A Space Odyssey (1968)"
  },
  "CinemaScope": {
    "name": "CinemaScope",
    "ratio": "2.35:1",
    "aspect": 2.35,
    "resolution": "2538x1080",
    "example": "The Robe (1953)"
  },
  "Panavision": {
    "name": "Panavision",
    "ratio": "2.39:1",
    "aspect": 2.39,
    "resolution": "2582x1080",
    "example": "Star Wars (1977)"
  },
  "Cinerama": {
    "name": "Cinerama",
    "ratio": "2.59:1",
    "aspect": 2.59,
    "resolution": "2797x1080",
    "example": "This Is Cinerama (1952)"
  },
  "UltraPanavision70": {
    "name": "Ultra Panavision 70",
    "ratio": "2.76:1",
    "aspect": 2.76,
    "resolution": "2981x1080",
    "example": "Ben-Hur (1959)"
  },
  "4K": {
    "name": "4K",
    "ratio": "4096:2160",
    "aspect": 1.9,
    "resolution": "4096x2160",
    "example": "DCI Cinema Master"
  }
}