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image orthicon

image orthicon

9.9
A tube in early television cameras that makes pictures from light
  • noun
  • /ˈɪmɪdʒ ˈɔrθɪˌkɒn/
  • Archaic
translation icon : orticón
  • Early television broadcasts relied on the image orthicon for high-quality pictures.

Examples

  • Engineers preserved an old image orthicon tube as a piece of television history.

  • The image orthicon was eventually replaced by more modern camera technologies.

  • The image orthicon was once a popular choice for television broadcasting.

  • Many studios have replaced their image orthicons with modern digital cameras.

  • Early television broadcasts relied on the image orthicon for high-quality pictures.

  • The image orthicon was commonly used in television until newer technologies became available.

  • Many studios have replaced their image orthicon tubes with modern digital cameras to improve production quality.

Synonyms

orthicon
vsimage orthicon
  • Archaic
9.9

A tube in old TV cameras that turns light into an electronic picture

is more specific in using secondary electron emission to amplify the signal
iconoscope
vsimage orthicon
  • Archaic
9.9

An early device in television cameras that changes pictures into electric signals

is later and uses focused electron emission rather than early pattern pickup
vidicon
vsimage orthicon
  • Archaic
9.9

An old glass tube in television cameras that changes pictures into electric signals

relies on secondary emission and electron focusing rather than photoconduction
television-camera tube
vsimage orthicon
  • Archaic
9.6

A device used in old television cameras to change an image into electronic signals

is the specific obsolete type using focused electrons and secondary emission
television pickup tube
vsimage orthicon
  • Archaic
9.9

An electronic tube in early television cameras that turns light into electrical signals

emphasizes its unique secondary emission amplification rather than rapid scanning

Surface Forms

Morphology

image + orthicon

The compound is compositionally transparent: 'orthicon' already names a camera tube that converts optical images to signals, so prefacing it with 'image' simply specifies the tube's relation to images. Although the term is technical and rare, a B1 learner who knows both constituents can derive that an 'image orthicon' is a type of camera tube used for forming images.

Etymology

Image orthicon names an old TV camera tube and combines image (meaning 'picture') with orthicon, a made-up word meant to suggest a 'correct' or 'true' picture. So the name tells you it was a device made to produce clear TV pictures.