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Dr. Dianna Leong, Dr. Anh Bui,
and Dr. Thomas Jay Yung

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Our Eye Doctors in

Eye care professionals at Foresight Eyecare specialize in understanding how the human eye really works, as well as diseases and conditions that affect your vision—many of which do not always have obvious symptoms. The eye doctors of Foresight Eyecare know how age and risk factors affect vision over time for young and old, and they understand the benefits and features of corrective lenses, both as eyeglass lenses and contact lenses.

Our Calgary optometrists take the time to explain the results of your eye exam, describe your options and listen to your eye care needs. Because maintaining good eye health is an ongoing partnership, the Foresight Eyecare optometrists encourage you to ask questions and share your health information, which could be vital to monitoring, diagnosing and treating potential vision problems. We also serve the surrounding areas of Country Hills, and Panorama Hills

Meet our Calgary Eye Doctors:


Dr. Dianna Leong OD

Dr. Leong graduated from the University of Waterloo in 1994. She has enjoyed seeing her patients grow with her over the years and feels she has done her job well if she can detect and treat her patients eye care needs over the long term. She initially practiced with an...

Dr. Anh Bui

Dr. Anh Bui graduated from the University of Calgary with two Bachelor of Science degrees majoring in Cellular, Molecular and Microbial Biology as well as Zoology. While pursuing her undergraduate degrees, she went on several missionary trips with the Medical Aid for Vietnam Organization, where she discovered her passion for optometry. Thereupon,...

Dr. Thomas Jay Yung

Dr. Thomas Jay Yung is a native born Calgarian who is proud to serve his hometown’s eye care needs. He has several years in the eye care industry prior to becoming an optometrist. He began his career in eye care as a lens lab technician, followed by working as an...

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