Key takeaways:

FL-41 lenses are “the best blue light blocker on the market,” but patients may need to try different ones.

Night mode on smartphones blocks more blue light than blue-blocking lenses.

MINNEAPOLIS — FL-41 lenses and the proper use of “night mode” on smartphones are two options optometrists should keep in mind when seeing patients concerned about blue light exposure, according to speakers here .

Jacqueline Theis, OD, FAAO, FNAP, along with Joseph J. Allen, OD, FAAO, Dipl ABO , shared these tips during a talk at Optometry’s Meeting.

For patients concerned about blue light exposure, there are two options optometrists should keep in mind: FL-41 lenses and the proper use of ‘night mode’ on smartphones. Image: Adobe Stock

“Just because a lens says that it’s a filter or

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