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light trap
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light trap

instrument
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Quick Summary

A light trap is a device designed to exclude light or to capture insects. There are two primary definitions for a light trap:

  1. Excluding Light: This type of light trap is a mechanism that permits the movement of a sliding part or the passage of a person, such as entering a darkroom, while simultaneously preventing any light from entering.1

  2. Capturing Insects: This device uses a bright light to attract and then trap or destroy insects. A related term, "traplight," specifically refers to devices that use light to trap or collect insects.12

The term "light trap" was first used in 1882.1

Summary created from Britannica articles using AI. AI can make mistakes, so verify using Britannica articles.
2 Britannica Sources
  1. light trap
  2. traplight

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