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Survey of Alternative Displays
  • Survey of Alternative Displays - 2024 Update Notes
  • 2022 Update Notes
  • Introduction
  • Outline
  • Standard Displays
    • Standard Displays Overview
    • LED
    • Projector
  • Alternative Displays
    • Overview
    • Transparent
    • Volumetric Displays
    • Modified Polarizers
    • Electronic Paper/E-Ink
    • Flexible Displays
    • Lasers and Laser Projectors
    • Lenticular and Multiview Displays
    • Light-field Displays
    • Head Mounted Displays
    • Circular and Non Rectangular
  • Techniques
    • Overview
    • Pepper's Ghost
    • Projection on Static Transparent Material
    • Volumetric Projection
    • Projection on Water or Fog
    • Diffusion and Distortion Techniques
  • Experimental/Other
    • Overview
    • Physical/Mechanical Displays
    • Switchable Glass
    • Drone Displays
    • Ultrasonic Atomization of Water
    • Electrochromic Paint
    • Light activated and other Reactive Surfaces and Materials
    • Scanning Fiber Optics
    • Acoustic Levitation Display
    • Plasma Combustion
    • High Refresh Rate Displays
    • Other Experiments
  • Legacy
    • Overview
    • Cathode Ray Tube
    • Eggcrate and other Numeric Displays
    • Glasses-enabled 3D
    • Pyrotechnics and Other Curiosities
  • Closing Notes
  • Appendix
    • Holograms and the Ideal Display
    • Misleading Terms
    • Notes about Touch Screens
    • Virtual Production and XR
    • LCD Polarizer Removal
    • DIY Transparent Screens
    • Acknowledgements and Additional References
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  • Nixie Tubes
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  1. Legacy

Eggcrate and other Numeric Displays

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Last updated 1 year ago

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  • Eggcrate

  • Nixie tubes

  • Others

Eggcrate

Nixie Tubes

Others

An eggcrate display is one older method of displaying an alphanumeric character. It consists of a matrix of . A foam rubber mask with an array of holes surrounding the bulbs is attached to the display, causing it to resemble an egg crate.

Some eggcrate displays use a complete 5×7 matrix for each digit, permitting the display of nearly all alphanumeric characters. Other types display only numeric characters and optionally a dollar sign. This type of eggcrate display is popularly used for sports .

Eggcrate displays have been used on many to display contestants' scores and/or for countdown clocks because other types of displays, such as , were prone to being washed out by bright studio lights. Though they continued to see extensive use well into the late 1990s, many shows began adopting LCDs in the 2000s. They have also been used as on highways, although they were later superseded by , fiber optic, and eventually .

incandescent light bulbs
scoreboards
game shows
LED
seven-segment displays
variable-message signs
flip-disc
LED displays
Link
Link to Friendlywire compendium
Industrial Alchemy midcentury numeric displays
One Plane Projector displays
LogoText displayWikipedia
Eggcrate Display