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.
Looking at Lenses. The two best-selling eyeglass lenses are the most basic ones: CR-39 and the polycarbonate, both plastic. (Few people now use glass, which is heavy and breakable.) If you have a single-vision prescription (glasses to see far away or close up), you can generally get by with CR-39 lenses.