Argon Gas Laser System: - The argon laser was invented in 1964 by William Bridges at Hughes Aircraft and is one of a family of ion lasers that use a noble gas as the active medium. This laser is used in many applications.
Don K's Laser Page: - So you want a working diode laser? Gives information on laser diode pointers.
Introduction to Lidar: - An introduction to atmospheric lidar for high school students. Lidar can be considered like radar but using light instead of radio waves.
The Laser Adventure: - [Windows-based computer preferred for best viewing experience.] In English and Hebrew. A course on "Lasers and their Applications" developed by Rami Arieli for grades 11-12 and college level.
Laser Tutorial: - Basic explanation of the operation of a laser.
Lasers: - FAQ-like text covering the safe operation and creation of homemade lasers.
Sam's Laser FAQ: - Describes types of lasers (including laser pointers), their operation and safe use.