Other Fish High in Selenium (%DV per 3 oz cooked): Rockfish (93%), Swordfish (83%), Halibut (67%), Tilapia (66%), Mackerel (63%), and Snapper (60%).
Eyeglass prescription. Using a phoropter to determine a prescription for eyeglasses. An eyeglass prescription is an order written by an eyewear prescriber, such as an optometrist or ophthalmologist, that specifies the value of all parameters the prescriber has deemed necessary to construct and/or dispense corrective lenses appropriate for a patient.
Many medical devices that require a prescription aren't allowed, for example: 1  Contact lenses (prescription or non-prescription) 2  Prescription eyewear* (vintage eyeglasses sold for collectible purposes are allowed) 3  Electrical Muscle Stimulation (EMS) units and their accessories that require a prescription.