Subscribe now

Technology

Smart glasses dim bright objects but don’t affect other things in view

A device designed for people with photophobia features transparent LCD screens that selectively reduce light from the brightest parts of the scene

By Matthew Sparkes

2 May 2023

Glasses that dim bright objects by restricting light in selective parts of the field of view

Xiaodan Hu/Nara Institute of Science and Technology

Smart glasses fitted with a camera and LCD screens can “balance” a scene by dimming the brightest objects and leaving dim ones unchanged. The device could help people affected by photophobia, who experience pain or discomfort from intense light.

Such people can simply wear sunglasses, but they alter their whole field of view and make darker areas difficult to see. The new glasses, developed by Xiaodan Hu at Nara Institute of Science and Technology, …

To continue reading, subscribe today with our introductory offers

View introductory offers

No commitment, cancel anytime*

Offer ends 14th June 2023.

*Cancel anytime within 14 days of payment to receive a refund on unserved issues.

Inclusive of applicable taxes (VAT)

or

Existing subscribers

Sign in to your account