A teenage girl presented to the hospital emergency department with a three-week history of intermittent frontal headache, which was worse in the morning and associated with nausea, vomiting, lethargy, ...

If the pupils have a diameter as small as 2 mm, readings may still be acquired using the small pupil mode. Up to 10 measurements of Refractometry and Keratometry may be stored for each eye.

However, the 0.2-inch (5 mm) exit pupil and the 36 mm objective lens made for clear images in our tests. While watching mallards in one of our test areas, we could easily perceive the eyes and the ...

The Galaxy S25 Ultra is Samsung’s best flagship yet. Its solid performance, great cameras, and useful AI gimmicks make it a ...

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to ...

Consultations are underway on a School Streets initiative in Littlehampton, which could see temporary road closures to make ...

Stephen Vogt’s league-leading bullpen will look different in 2025 after several trades and moves have re-shaped the front end of the unit. This week, Cleveland learned that versatile middle-reliever ...

Methods A 2-year double-blind randomised controlled trial ... children wearing DISC lenses were 5.07±0.80 mm and 6.79±0.70 mm under photopic and mesopic conditions, respectively. Pupil size was found ...

Accused of having cocaine, prescription pills, marijuana and a loaded gun, an Ohio motorist is awaiting trial on multiple ...

1 They supply threshold radiances, which we transformed to threshold irradiances at the retina, with a 3 mm pupil diameter. For a spectral irradiance ... Type 1 is a halogen-like source, type 2 a ...

At annual follow-up visits from 2 to 20 years after surgery ... The measurements will be made through a 4 mm pupil diameter and repeated at least three times to acquire well focused and properly ...