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AR contact lenses undergo first human trial

A California-based tech company has conducted the first human trial of an augmented reality (AR) smart contact lenses.

Mojo Vision CEO Drew Perkins became the first person to use the contact lenses, saying that when he put in the lenses he “saw the future.”

The Mojo Lens, which has been in development since 2015, features a 14,000 pixel- per-inch MicroLED display. It measures less than 0.5mm in diameter with a pixel-pitch of 1.8 microns, and according to Mojo is the world’s smallest and densest display ever created for dynamic content.

In addition to the display, the contact lens also consists of an inbuilt gyroscope, accelerometer as well as a magnetometer that works to track eye movements to ensure that the AR imagery being displayed adapts to the wearer’s eye movements. The device also has micro batteries that can recharge wirelessly.

In a blog post, Perkins said: “Much to my delight, I found I could interact with a compass to find my bearings, view images, and use an on-screen teleprompter to read a surprising but familiar quote. I experienced firsthand the future with Invisible Computing.”

The lenses’ AR display is controlled “with a unique and intuitive interface based on eye tracking that allows users to access content and select items without hand or gesture-based controllers, just the natural movement of the eyes,” said Perkins.

According to Perkins, the prototype will now be used as “a testing platform that helps us refine and build Mojo Lens that will ultimately lead to submission to the FDA for market approval.”

Perkins envisages the lenses being used by people with visual impairment, or by athletes for training purposes.

“Ultimately, this is a tool that can give people an invisible assistant throughout their day to stay focused without losing access to the information they need to feel confident in any situation,” Perkins wrote.