# Aspect ratio: `NTSC VCD: 1.47`

### Calculation

• Aspect Ratio (short: A/R) is the width of an image or screen, divided by the height. In landscape orientation, the A/R is > 1, for portrait orientation the A/R is < 1 and for square screens, this is = 1.
• Size = `352` x `240` = `0.08` megapixels
• Aspect ratio = `1.47`
• Angle of diagonal = 0.598 rad = 34.3°
• Length of diagonal = 426 pixels

### Letterboxing

How does a 1.47 image fit on a screen with a different aspect ratio?

Barco Escape Cinema (5.94)

Using 24.6 % of the screen

Pillar box
Cinema 2K scope screen (2.39)

Using 61.3 % of the screen

Pillar box
Cinema 2K flat screen (1.85)

Using 78.9 % of the screen

Pillar box
Cinema 2K full envelope (1.90)

Using 77.2 % of the screen

Pillar box
Extra Wide TV (21:9)

Using 61.6 % of the screen

Pillar box
SXGA/QSXGA screen (5:4)

Using 85 % of the screen

Letter box
HD television (16:9)

Using 82.5 % of the screen

Pillar box
SD television (4:3)

Using 90 % of the screen

Letter box
Square screen (1.00)

Using 68 % of the screen

Letter box
Vertical HD screen (0.56)

Using 38 % of the screen

Letter box