LASIK and higher order aberrations Most higher order aberrations in nature are what we would call PUPIL dependent. This means that they increase with increasing pupil diameter. When dealing with optical lenses, then we refer to it as APERTURE dependent. Below are scans from a ray-tracing … [Read more...] about Mathew’s LASIK HOA and his search for perfect vision
Astigmatism Articles
Astigmatism Correction, Causes, Symptoms, and Diagnosis
WHAT IS ASTIGMATISM? Astigmatism is a vision issue caused by an irregularly shaped cornea (the front surface of the eye) or curvature of the lens inside the eye. The defect causes a refractive error, meaning the eye is unable to bend light properly. This allows only part of the object to be … [Read more...] about Astigmatism Correction, Causes, Symptoms, and Diagnosis
