Researchers at the University of St. Andrews have launched Arclight, a low-cost, solar-powered ophthalmoscope to help health workers in poorer countries detect the signs of blindness, The Scotsman reports.
With the help of the small device, healthcare workers can make instant diagnostic decisions.
A study led by the International Centre for Eye Health in London found that Arclight performed as well as traditional devices that cost up to 100 times as much.
Doctors in poorer countries rarely have the essential instruments to diagnose major eye conditions such as trachoma, cataract, glaucoma and diabetes, researchers say.
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