FirstSight Vision Service 3951 Grand Ave, Chino, CA 91710, United States of America +1 909-627-1507 http://firstsightvision.net/ Monday Closed Tuesday 10 am to 7 pm Wednesday 10 am to 7 pm Thursday 10 am to 7 pm Friday 9 am to 5 pm Saturday 9 am to 5 pm Sunday Closed Reviews Map