A few links here that some of you who are involved in Laser Etching and Laser Cutting

Giveaway
http://endurancelasers.com/new-giveaway-from-endurance/

Laser box kit
http://endurancelasers.com/endurance-laser-add-on-box/

Laser measurement
http://endurancelasers.com/real-rated-continuous-laser-power-measurement/

Infrared lasers
http://endurancelasers.com/infrared-lasers/