Haag-Streit UK has named the winners of its Slit Lamp Imaging Competition 2025, with hundreds of entries received from 32 ...

The PSL Slit Lamp weighs only about 1.5 lbs. (0.68 kg) with its battery and fits easily and comfortably in your hand. Its ergonomic design and convenient carrying case make it an ideal instrument for ...

Diving torches are becoming increasingly better and more versatile. Not so long ago, flash units were the only sensible option for underwater photography, but now more and more video torches are ...

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1 Department of Pharmacy, Beijing Tongren Hospital, Capital Medical University, Beijing, China 2 School of Traditional Chinese Medicine, Beijing University of Chinese Medicine, Beijing, China ...

Scientific American is part of Springer Nature, which owns or has commercial relations with thousands of scientific publications (many of them can be found at www ...

Medicare offers limited coverage for eye care. If a person is experiencing symptoms of dry eye disease that affect their vision, a doctor may consider treatment medically necessary, and if so, ...

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1 Department of Ophthalmology and Visual Science, University of Chicago, Chicago, IL, United States 2 Department of Ophthalmology and Visual Neurosciences, University of Minnesota, Minnesota, MN, ...