CLSO Requirements

In order for an individual to qualify to take the CLSO examination, the following requirements must be met:

  1. Candidates must have a 4 year degree from an accredited institution or a 2 year AS degree or a high school diploma and substantial experience in laser safety.
  2. One (1) year of experience with laser safety or acting as LSO, having performed the specific responsibilities outlined in the ANSI Z136.1 Safe Use of Lasers standard.
  3. Two (2) professional reference statements or letters of recommendation from the applicant’s supervisor and/or other knowledgeable person(s) stating that the applicant has performed the specific responsibilities of an LSO. (Click here to get Reference Questionnaire 
  4. A certificate of completion of a BLS approved Laser Safety Officer course. (In special cases, this requirement may be waived by the BLS upon application with supporting documentation.)

Application for the CLSO exam may be obtained by contacting the BLS office or by clicking here.

For a listing of BLS approved courses, click here.

For exam fees, click here.

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