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This device is applicable to ophthalmology department of hospitals and spectacle stores for precision measurement of visual functions such as myopia, hyperopia, astigmatism, eyesight balance, heterophoria, stereoscopic vision and eyesight amalgamation.

  • Specifications

    1.       Unique design of butterfly-shape appearance.

    2.       Capable of checking up all-sided visual functions, accurate and comfortable in measurement.

    3.       Exquisite manufacturing technique, with comfortable feel.

    4.       High grade plated-film used in all optic lenses.





    Sphere power Range: -19.00D~+16.75D
    Step: 0.25D
    When applied with auxiliary lens +0.12D
    Step: 0.12D
    Cylinder power Range: 0~-6.00D
    When applied with auxiliary cylinder lens -2.00D
    Step: 0.25D
    When applied with auxiliary cylinder lens +0.12D
    Step: 0.12D
    Cylinder axis Range: 0~180°
    Step: 5°
    Cross cylinder ±0.25D
    Rotary prism Range: 0~20△
    Step: 1△
    PD adjustment 50~75mm
    Step: 1mm
    Convergence adjustment ∞,380mm(When PD 64mm)
    Forehead reat adjustment 16mm
    Vertex distance 13.75mm
    From corneal point to standard lens surface) 
    Dimension 335(L)×320(W)×98(H)mm
    Weight 5kg
Product Page: Stores_Product_Widget
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