Welcome to Progressive Vision Institute

The physicians and staff of Progressive Vision Institute (PVI) have been helping families see better for almost three decades. During this time, their commitment to the finest eye care, ongoing education and surgical excellence has helped make possible the addition of eight locations throughout Pennsylvania.

Progressive Vision’s most recent investment is a new, 12,000-square-foot clinic for eye care at 5201 Hamilton Boulevard in Allentown. This new location includes a state-of-the-art outpatient eye surgery center, ophthalmology exam area, eyeglass/contact lens center and medical spa.

Eye Exams

For your appointment, you should bring along the following: New Patient Forms Insurance cards Payment or Co-payment List of medications Past medical history and surgeries Eye glasses Contacts lenses There are numerous types of eye exams which are: Eye glass Exams...

Glaucoma/Cataract Care

Whether or not you have ever been diagnosed with cataracts we do know that most people get them eventually and typically patients over the age of 45 & older have a higher likelihood at developing them. If your doctor tells you that you have a cataract and it should be removed, it may be …


Laser assisted in situ keratomileusis, or LASIK eye surgery, is an outpatient surgical procedure used to treat nearsightedness, farsightedness, and astigmatism. An ophthalmologist uses a microsurgical instrument and a laser to reshape the cornea to improve the way the eye focuses light rays onto the

Our Providers

Maria Barbe View Profile

Maria Barbe, MD

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Aaron R. Blehm View Profile

Aaron R. Blehm, O.D.

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Peggy Dixon View Profile

Peggy Dixon, O.D.

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Joseph Ellwood View Profile

Joseph Ellwood, O.D.

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Angela Au Barbera, M.D. View Profile

Angela Au Barbera, M.D.

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William T. Kellogg View Profile

William T. Kellogg, M.D., F.A.C.S.

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Shann B. Lin View Profile

Shann B. Lin, M.D., F.A.C.S.

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Betsy P. Luo View Profile

Betsy P. Luo, M.D., M.P.H

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Solomon Luo View Profile

Solomon Luo, M.D., F.A.C.S.

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Stella L. Luo View Profile

Stella L. Luo, M.D. View Profile

Ann Marie C. Robert View Profile

Ann Marie C. Roberts Blehm, O.D.

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Erin N. Rupell View Profile

Erin N. Rupell, PA-C View Profile

Chad H. Clark, O.D. View Profile

Chad H. Clark, O.D. View Profile

Marc M. Berson, O.D., M.B.A. View Profile

Marc M. Berson, O.D., M.B.A.

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LSX vs Standard Animation

LenSx Laser Cataract Surgery Video- English Version

LenSx Laser Cataract Surgery-Spanish Version