Abstract: Owing to the effects of atmospheric refraction, the path of light propagation is bent, making the three-point collinear principle inapplicable and influencing the geometric accuracy of ...

Here's what happens as the direct rays of the sun slip south of the equator as the seasons change. When is the first day of fall in 2025? A carefully worded answer is that on Monday, Sept. 22, at 2:19 ...

Patients who have a new type of lens implanted in their eyes during surgery for cataracts or to correct their eyesight have excellent or good vision over distances both near and far, and often no ...

NEW STANDARDS IN SURGICAL EXCELLENCE: showcasing the DORC EVA NEXUS ™ dual strategy surgical platform as part of ZEISS's expanding surgical workflow solutions. IMPROVED PREDICTABILITY OUTCOMES: ...

WHOLE FOODS MARKET PROGRAMS. WELL, YESTERDAY WE TOLD YOU ABOUT A PARTIAL CLOSURE AFFECTING THE JONES FALLS EXPRESSWAY, AND TODAY WE LEARNED A LITTLE BIT MORE ABOUT THE SEISMIC REFRACTION PROJECT. THE ...

One of Northern Ireland's highest-profile gaming companies has announced it is winding down its operations. Founded in 2018 in Londonderry, Hypixel Studios first project was to be the block-based ...

Please provide your email address to receive an email when new articles are posted on . Cyclopentolate and tropicamide had comparable refractive error values across ...

Scientists have demonstrated that negative refraction can be achieved using atomic arrays -- without the need for artificially manufactured metamaterials. Scientists have long sought to control light ...

Refractive errors are common eye issues that can cause blurry or distorted vision. Treatment usually involves wearing glasses or contact lenses or getting procedures ...

A good candidate also is one who, despite expecting improved vision, will still be OK with the idea of having to wear glasses under certain situations, such as when driving at night.

Please provide your email address to receive an email when new articles are posted on . As a resident more than 2 decades ago, I was taught by my attendings that the best refractive target for most ...