Presbyopia remains one of the most challenging optical problems in cataract and refractive surgery ... The Array is a refractive multifocal lens with five progressive concentric zones on its ...

Using preoperative corneal topography to guide the approach, the cataract surgeon has several ... Alternately, for eyes with 1–4 D of astigmatism, toric IOLs may be used. Higher power toric ...

A panelist discusses how various factors influence IOL selection for cataract surgery patients, including patient lifestyle ...

However, babies and children can be born with cataracts, or they may develop them as they age. A congenital cataract causes the same symptoms as adult cataracts—a clouding in the lens of the eye that ...

The best camera lens cleaners are essential purchases for any keen photographer. After all, if you have a lens for a few years, at some point you're going to need to clean it properly, if only to get ...

Here's our pick of Nikon's best-buy Z-mount lenses for the Nikon Z5, Z6, Z6 II, Z6 III, Z7, Z7 II, Z8, Z9, Zf, Z50, Z50 II, Z30 and Z fc Nikon had to start building its Z lens range from scratch when ...

Nasha is a Managing Editor for CNET, overseeing our sleep and wellness verticals. She is a nutrition, mental health, fitness and sleep science enthusiast. Her passion for mindful and holistic ...

Images, and the devices that capture them, are my focus. I've covered cameras at PCMag for the past 13 years, which has given me a front row seat for the DSLR to mirrorless transition, the ...

These are our highest-rated lenses for a range of shooting conditions. Images, and the devices that capture them, are my focus. I've covered cameras at PCMag for the past 13 years, which has given ...

With the increasing popularity in the use of newer IOLs, including the toric IOL and presbyopia-correcting IOL,55 56 more data and prolonged observations from across the world are needed to better ...

Following removal of corneoscleral discs for transplantation purposes, human donor eyes obtained from the East Anglian Eye Bank were used to perform sham cataract operations.10 11 These included ...

This is the introduction to a five-story project, The Lens’ Embracing Katrina Narratives project. Last summer, in July, a group of influential New Orleanians gathered, with hopes of preparing the city ...