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LenStudio Optometry | Axial Length / A-Scan | South Surrey & White Rock

LenStudio Optometry uses advanced A-Scan biometry to track eye growth for families in South Surrey & White Rock.

Stop Myopia Progression with Precision Tracking

Why Axial Length Matters?

A standard eye exam only checks your prescription. An Axial Length Scan (A-Scan) measures the actual length of the eye (from cornea to retina). This precise measurement is the most accurate way to track eye growth and ensure your child’s myopia treatment is actually working.

Why is it important?

    • The axial length is essential for calculating the correct power of the IOL to be implanted during cataract surgery.
    • Even small errors (e.g., 0.1 mm) in axial length measurement can lead to significant refractive errors post-surgery.
    • The axial length, along with corneal curvature, determines whether someone is myopic (nearsighted), hyperopic (farsighted), or emmetropic (normal vision).
    • Longer axial lengths are typically associated with myopia, while shorter axial lengths relate to hyperopia.
    • In pediatric ophthalmology/optometry, it helps monitor eye growth to detect or track progression of high myopia or amblyopia.
    • In conditions like axial myopia, frequent scans help assess risk for complications like retinal detachment or macular degeneration.

Topcon MYAH Optical Biometer and Topographer

THE MOST POWERFUL, ACCURATE and ADVANCED.

LenStudio Optometry uses the MYAH Biometer and Corneal Topographer for precise, non-contact optical biometry and detailed corneal topography—ideal for tracking myopia progression. This advanced device supports accurate axial length measurement and comprehensive corneal surface evaluation.

    • OPTICAL BIOMETRY – Highly accurate, repeatable, and non-invasive method for tracking axial length.
    • TOPOGRAPHY – Corneal topography with visit-to-visit comparison and white-to-white measurements.
    • MEIBOGRAPHY – Visualize and capture images of the meibomian glands.
    • PUPIL ASSESSMENT – Dynamic pupillometry assesses size and light reflexes of the pupil.
    • LENS FITTING – Contact lens fitting tools including database of conventional RGP, Ortho-K lenses, and fluorescein simulation.
    • ABERROMETRY MAPS – Simulate the effects of higher-order aberrations on visual quality.

Learn more about axial length and its role in vision care at LenStudio Optometry

Crucial for myopia management in children and young adults.
Non-invasive and accurate.