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Helium–neon laser

technology Maturity 11-13

A red laser makes a bright beam.

Henelaser.jpg
Henelaser.jpg
It uses two kinds of gas. One gas helps the other. This makes a strong red light. It can help scan things.
Typical HeNe Laser Tube Structure.gif
Typical HeNe Laser Tube Structure.gif
Do you like bright lights?

40 words
🖼️ Images & Media (6)
File:Henelaser.jpg
Henelaser.jpg
File:Typical HeNe Laser Tube Structure.gif
Typical HeNe Laser Tube Structure.gif
File:HeNe Laser Levels.png
HeNe Laser Levels.png
File:Ring Laser with light inside 632.8 nm.png
Ring Laser with light inside 632.8 nm.png
File:Helium neon laser spectrum.png
Helium neon laser spectrum.png
File:Rlg2pw3.jpg
Rlg2pw3.jpg
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📚 Content adapted from Wikipedia | Readability: FK 13.3 | Vital Level 5