Each applicant, without discrimination, who meets the requirements for examination and licensure and who pays the fee shall be issued a certificate of licensure. The certificate of licensure shall continue in force for the period established by the Oregon Board of Optometry. [Amended by 1955 c.120 § 2; 1971 c.102 § 5; 1973 c.827 § 71; 1985 c.103 § 4; 1987 c.443 § 2; 1997 c.630 § 1; 1997 c.643 § 28a]