Wash. Admin. Code § 246-851-250
(1) Licensed optometrists must have direct access on the premises to the following equipment and accessories, all of which must be in working condition:
(2) Licensed optometrists who prescribe contact lenses must have direct access on the premises to the following equipment, all of which must be in working condition:
[Statutory Authority: RCW 18.54.070(2). WSR 02-10-065, § 246-851-250, filed 4/26/02, effective 5/27/02. Statutory Authority: RCW 18.54.070. WSR 91-06-025 (Order 119B), recodified as § 246-851-250, filed 2/26/91, effective 3/29/91; WSR 89-01-087 (Order 812), § 308-53-200, filed 12/21/88, effective 1/1/90; Order PL 256, § 308-53-200, filed 9/13/76.]