In this section, “laser pointer” means a device that emits light amplified by the stimulated emission of radiation that is visible to the human eye. This section may not be construed to apply to the use of a laser pointer: for educational purposes by individuals engaged in an organized meeting or training class; or during the normal course of work or trade activities. A person may not knowingly use a laser pointer to illuminate another in a public place in a manner that harasses or endangers the other. A person who violates this section is guilty of a misdemeanor and on conviction is subject to a fine not exceeding $500.