Detecting Irregular Astigmatism or Other Abnormalities. Corneal topography, especially photokeratoscope view and tangential map, plays a critical role in the detection of corneal irregular ...

The aberrations associated with the anterior surface of the cornea can be computed from its shape after measurement with corneal topography ... defocus and astigmatism — are responsible for ...

Astigmatism – you’ve probably heard of it, you might even have it, but what actually is it? Let’s find out. You might’ve guessed already from the title (or hearing the term bandied about ...

A person could have corneal or lenticular astigmatism or both. In some cases, experiencing distortions in the cornea and lens can counteract each other to cancel out the vision problems.

And so we educate them on the proper wearing schedule of the contacts and see if with that adjustment will typically will reduce the risk of having those issues with halos and corneal edema.

The Medmont E300 Corneal Topographer is a renowned market leader in corneal topography, offering superior patient comfort and accuracy and the robust features that come from working in the Medmont ...

Following the reshaping of the cornea with the laser, the corneal flap is folded back ... presbyond is an advanced laser for ...

In corneal refractive surgery, corneal topography is used preoperatively to detect irregular astigmatism, ectatic corneal disorders, or other abnormalities, and to monitor topographic stability ...

A person could have corneal or lenticular astigmatism or both. In some cases, experiencing distortions in the cornea and lens can counteract each other to cancel out the vision problems.