Wratten filter

How to use the Wratten tool

The AOS Wratten tool enhances details within the image analysis when using NaFl (Sodium Fluorescein).

Step 1: Select a fluorescein image from the media gallery on the left, Figure 1.

Figure 1

Step 2: To activate the filter click on Wratten. The image will be automatically enhanced, as shown in Figure 2.

Figure 2

Step 3: To deactivate the filter simply click the Wratten button again.

Note:

Please take into account that the Staining function (Area, Corneal Grid, Thickness) cannot be applied over the Wratten filter, as well as the other filters (Red Free, Enhance).
Additional tools like Annotate, Draw, and Ruler can be used while the Wratten filter is applied.

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