• Phoropter HR-5

    * highly acurate, rapid readings over a wide range
    * speed astigmatism tests
    * Sph: +16.75D to -19.00D; Cyl: 0 to -6.00D
    * Prism: 0Δ to 20D Δ (1 space=1Δ);
    * Astigmatic Axis Scale: 0 - 180o in 5o steps