Section 32-1673 - Powers and duties of the boardA. The board shall adopt rules to administer and enforce this chapter. Rules adopted pursuant to this section shall include rules to specify the lawful scope of the practice of dispensing opticians and necessary evidence that may support a charge of substandard care rendered by a dispensing optician or an optical establishment.B. The board may: 1. Hire investigators subject to title 41, chapter 4, article 4 or contract with investigators to assist in the investigation of violations of this chapter.2. Hire employees subject to title 41, chapter 4, article 4 and contract with other state agencies as necessary to carry out this chapter.3. In connection with board hearings and investigations, issue subpoenas for the attendance of witnesses and the production of books, records, documents and other necessary evidence.