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 ...

Cataract surgery is the most common refractive surgical procedure performed on aging individuals. Major advancements in surgical and lens technology have led to enormous increases in surgical ...

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 ...

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 ...

Do you use a Canon EOS R mirrorless camera? From wide-angle to telephoto, these are the best lenses we've tested for the platform. Images, and the devices that capture them, are my focus.

Posterior chamber phakic intraocular lens (mode V4C, including non-toric implantable collamer lens (ICL ... An undersized ICL will lead to an insufficient vault, less than 90 μm, which may increase ...

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 ...