An ellipsoidal reflector spotlight having a variable focal length, often 15°-30°, and 25°-50°. Zoom Profile Spots (ERSs) are much more popular in Europe than in the US.

Also a functional of most higher-end hard-edged moving lights, often expressed as a ratio (4:1 zoom).

A popular TV show for pre-teens in the 1990s, produced by Boston PBS affiliate WGBH, Boston, Mass, 02134.

This page has been seen 3,246 times.

Industry Advertising

Recent Activity

Readability Information

An automated review of this page attempts to determine its readability in English (US). The page contains roughly 59 words across 4 sentences.
Readability score
Readability score: 18.36
Grade level
For the information in this page to be accessible to the widest audience of readers, both a high readability score and a low grade level are ideal.

Icon Legend

  • Normal page
  • Color code

    • Content has new updates
    • Content has no updates

CB Advertising