Aspheric IOL implantation markedly reduced spherical aberration and vertical coma, but the decrease in aberrations may have correlated with an undesirable reduction in depth of focus. “The results in ...

In the current age of refractive cataract surgery, we measure the quality of vision in addition to the quantity of vision. The patient’s image quality is as important as his or her Snellen acuity, ...

The Afinity Collamer Aspheric foldable intraocular lens (Model CQ2015A) has been designated as a New Technology Intraocular Lens (NTIOL) by CMS, Staar Surgical announced. The approval for NTIOL ...

Basel, Switzerland, July 1, 2015 – Alcon, the global leader in eye care and a division of Novartis, has received European CE Mark for its AcrySof® IQ Aspheric IOL with the UltraSert™ Pre-loaded ...

Thirty patients were randomised to receive one of six lens implants including three aspheric lenses and their spherical counterparts. Pre and postoperative testing was carried out including visual ...

Total, corneal, and internal aberrations were measured using ray-tracing technology in 23 eyes implanted with aspheric (Tecnis ZA9003) IOLs, and in 25 eyes implanted with spherical (AcrySof SA60AT) ...

June 6, 2006 -- The European Commission has approved a medical device for the production of autologous serum injection containing high concentrations of interleukin-1 receptor antagonist for use in ...

A more detailed view of the cornea is possible with topographic systems using a Placido disc. Another topographic system is the Orbscan II topography system (Bausch & Lomb, NJ, USA) that consists of a ...

The measurement technique of the aspheric surface is mainly for the surface form and parameters. The surface form is the three-dimensional distribution of the surface in the spatial domain. The ...

Choosing new glasses involves lots of factors, including the type of lens you will purchase. If you have a strong prescription, you might consider aspheric lenses. There are many types of lenses for ...

Shanghai Optics is a leading manufacturer of custom Aspheric Lenses. We are experienced in achieving high precision quality Aspheric Lenses with different glass types such as CDGM, Hoya, Ohara, and ...