Cheryl, Yu ODOptometristOptometry Education: Southern California College of OptometryMain Office:626-330-4115 Focus Vision Optometric Center 2115 S Hacienda Blvd Hacienda Heights, CA 91745 Clinic Intersts:therapeutic pharmacological agents, lacrimal dilation and irrigation, glaucoma, and corneal refractive therapy lenses.Office Hours: Mon: 9:00 - 5:30 Tue: 9:00 - 5:30 Wed: 9:00 - 5:30 Thu: Closed Fri: 9:00 - 5:30 Sat: 9:00 - 4:00 Sun: Closed Additional Office: 500 N. ATLANTIC BLVD. UNIT 151 MONTEREY PARK, CA 91754 Call (626) 458-2020