GonioTrans Pro is a simple and useful to reference an image of the eye on the angular position of the ocular structures tool. It capturing a photographic image of the eye is copied and pasted into the program which overlaps a template simulating a conveyor with two hemi overlaid with markings 0 ° to 180 ° in steps of 5 ° or 10 °.
References as nevus or crypts of iris, aqueous veins, etc. They can determine very accurately the appropriate meridians to incisions, marking toric lenses, etc. also it allows results lens positions, stability thereof, incisional axes, etc.
The Pro version allows you to dial an angle for future reference, and mark areas very easily.
For future versions will include positioning corneal rings.