Headlines

Study Reveals Eye Doctors’ Views On Blue-Light Blocking Devices

There’s not much consensus.

Published

4 years ago

May 9, 2019

There’s not much consensus among optometrists on whether blue-light blocking devices are useful, a new study suggests.

Researchers in Australia looked at survey results from 372 optometrists to get idea of their knowledge and opinions on the topic, MD Magazine reports.

Among the respondents, over 75 percent had prescribed blue light-blocking devices. But just 44 percent “felt daily exposure caused retina damage” and about half “considered placebo effects, at least sometimes, playing a role in patients’ experiences with these devices,” according to MD Magazine.

About 34 percent of those surveyed felt unsure about what effects blue light has on the retina.

But 90 percent of respondents felt that blue light is an important with regard to regulation of sleep patterns.

The researchers presented the findings at the 2019 Annual Meeting for the Association for Research in Vision and Ophthalmology.

The study was published in the Journal of the College of Optometrists.

Read more at the MD Magazine

Crizal® Sapphire™ HR: Invisible Shield of Protection

Your patients’ main concerns of anti-glare, scratch resistance, and easiness to clean are covered. Crizal Sapphire HR, the latest and most advanced product in the Crizal No-Glare range, is now widely available across lab networks and through all major managed vision care providers. Crizal Sapphire HR is available with Essilor’s advanced lens designs such as Varilux® progressive lenses and Eyezen® enhanced single vision lenses. Click here to learn more. *External laboratory tests and internal technical tests – 2020. Compared to the competitor most known lens-brands by consumers (2019 external brand tracking in 11 countries). The word ’overall’ refers to anti-reflective coatings important criteria, ranked through an external quantitative consumer study – 2019.