CMLSO Exam Information
The Exam Reference Guide contains a brief overview of the Areas
of Practice for the exam. It is intended to assist the candidate with study materials and information.
There are eight (8) areas of practice on the subject matter of laser safety. Each area of practice is broken down into tasks needed to be performed by an LSO. To assist you in understanding the subject matter, the areas of practice are provided here.
Area of Practice I - Lasers & Optics Fundamentals - 13%
Area of Practice II - Laser Tissue Interactions- 13%
Area of Practice III - Laser Beam Hazards of Eye & Skin-16%
Area of Practice IV - Non-beam Hazards Associated with Lasers- 11%
Area of Practice V - Regulations and Standards - 15%
Area of Practice VI - Laser Hazard Class & Controlled Areas- 13%
Area of Practice VII - Procedural Control Measures- 12%
Area of Practice VIII - Administrative Control Measures- 7%