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 theWratten
filter, as well as the other filters (Red Free
,Enhance
).Additional tools like
Annotate
,Draw
, andRuler
can be used while theWratten
filter is applied.