Lesson plan

Triangulation sensor

Optical Triangulation Sensors are commonly used to provide door mounted safety detection on swinging automatic doors. These types of sensors are common in North America. When automatic swinging doors open and close, it is important that they do not come into contact with pedestrians passing through the door.

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Article summary

Optical Triangulation Sensors are commonly used to provide door mounted safety detection on swinging automatic doors. These types of sensors are common in North America. When automatic swinging doors open and close, it is important that they do not come into contact with pedestrians passing through the door.

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Discussion questions

  1. Summarise the article in your own words. Which single claim would you verify first, and why?
  2. Which claim in this article is most likely to be revised as the sources update? How would you check its current status?
  3. If two sources disagreed about one of these facts, what would you need in order to trust one over the other?

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Key claims and bibliography are generated from the same tracked claims and sources as the article page.