A digital eye chart known as Acuity Pro invented by Elk City, OK, optometrist Dan Bintz, OD, Elk City, OK, and fellow Oklahoma optometrist Jerry Carter, O.D., will be used in a scientific study conducted by NASA scheduled to take place on the International Space Station in April. The two-year health study will begin shortly after the last three astronauts involved in Expedition 35 arrive at the International Space Station. They are set to launch on the Soyuz TMA-08M from Kazakhstan on March 28. Dr. Bintz is also a member of the Oklahoma Association of Optometric Physicians (OAOP) and chair of the AOA Health Promotion and Disease Prevention Project Team. Read more.