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NaturalVue® Quickstart Calculator

Use this online tool or download the app for help selecting the right starting power with NaturalVue® (etafilcon A) Enhanced Multifocal 1 Day Contact Lenses. Simply enter the spectacle refraction using full cylinder component and axis – the calculator gives you the starting power for NaturalVue® Enhanced Multifocal and adjustments to enhance distance and near.

The NaturalVue® Enhanced Multifocal QuickStart Calculator is also available as an app from the Apple® App Store® and Google Play™®

Refract to 20/15 (6/4.5)

Check that the patient is not overplussed by using the binocular Red/Green (Duochrome test)
1 CLICK INTO GREEN

Use the best corrected spectacle refraction (BCSR) using the full cylinder component

Then enter that full spectacle refraction into the NaturalVue® Enhanced Multifocal QuickStart Calculator1

▲ ▼

Spectacle Refraction - 1 Click into GREEN.
Default Sphere and Cylinder values are negative. For positive values use the + sign
Inputs will be rounded down to the nearest 0.25

OD (R)
OS (L)
NaturalVue® Enhanced Multifocal Starting Diagnostic Lens Powers:
To Improve Distance,
Change Diagnostic Lens Power To:
To Improve Near,
Change Diagnostic Lens Power To:

Refine
If further refinement is needed, first check distance Rx.
Skip over-refraction -- simply adjust the on-eye lens.
For better distance, change by -0.25D on the dominant eye.
For better near, change by +0.25D on the non-dominant eye.

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Product Indications May Differ

Note that product indications in each country differ. Please refer to the indications located at the bottom of every page of this website.