The provisions of this chapter do not prohibit the sale of goggles, sun glasses, colored glasses or occupational eye-protective devices if they do not have refractive values nor do the provisions of this chapter prohibit the sale of complete ready to wear eyeglasses as merchandise by any person not holding himself out as competent to examine, test or prescribe for the human eye or its refractive errors.
Ca. Bus. and Prof'l. Code § 3043