• The S4OPTIK SLY-100 MINUS CYLINDER REFRACTOR features synchronized cross cylinders, fully coated lenses, a full refraction range from -19.00D to +16.75D in sphere and to -8.00D cylinder (with accessory lens), and a full complement of auxiliary lenses. It’s comfortable feel and smooth operation will allow fast and easy refractions.

    • Coated Lenses
    • Synchronized Cross Cylinders
    • Comfortable Feel & Smooth Operation

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