How to find Us From Points West and East: Take I-84 to East to Exit 43, Park Road. Take a left onto Park Road. Continue to second light and take a right onto South Main Street. Continue to second light and take a left onto Ellsworth Road. At the first stop sign take a right onto LaSalle Road. Central Optica is a half block up on the left. Parking is available on LaSalle Road as well as in a public parking lot.