Blue LEDs - Filling the World with New Light

Credit: 1 PDH Hours
Course Fee: $12.00
Pages: 5

How it Work!

  1. Register first and log into your account. Study and take the quiz for FREE until passed.
  2. After passing the quiz, follow the page, pay for the course and print your certificate.

Course Summary

This article introduces us with the great invention of LED light. With the advent of LED lamps we now have more long-lasting and more efficient alternatives to older light source.

Learning Objectives

Learning the benefits of LED white and blue light verse the regular light bulb; energy and cost efficiency.

Course Author

The Royal Swedish Academy Of Sciences

Review the quiz before studying the course.

Certificate of completion of the course

This course comes with a multiple-choice quiz. You can view the quiz and take the quiz if you are logged in your account. You can take the quiz for this online PDH course as many times until passed. The passing grade is 70% and above. After you pass the quiz simply follow the page, to pay for the course and print your certificate instantly. A copy of the certificate and receipt for this course will always be in your account.

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This online PDH course can also be used as a continuing education course for the following.


Mechanical Engineering

Electrical Engineering


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