GlareReducing

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  • Auto-dimming electrochromic panels reduce glare when driving (video)

    by 
    Sean Hollister
    Sean Hollister
    05.15.2010

    It's rush hour, and you're headed due West on your evening commute -- the sun burning holes in your eyes. You could flip down a window visor, trading your field of view for visibility. Or, with a prototype shown off at Intel's 2010 International Science and Engineering Fair, you could simply let the windshield darken on its own. Two San Diego students (both accustomed to copious amounts of sunshine) rigged a Toyota Prius to do just that by stringing up electrochromic panels, which dim when voltage is applied. The trick is figuring out when and where to apply it, because when the sun is shining the panels themselves all receive the same amount of light. So instead of gauging it at the glass, Aaron Schild and Rafael Cosman found that an ultrasonic range finder could track the driver's position while a VGA webcam measured the light coming through, and darken the sections liable to cause the most eyestrain. We saw a prototype in person, and it most certainly works... albeit slowly. If you're rearing to roll your own, it seems raw materials are reasonably affordable -- Schild told us electrochromic segments cost $0.25 per square inch -- but you may not need to DIY. Having won $4,000 in prize money at the Fair, the teens say they intend to commercialize the technology, and envision it natively embedded in window glass in the not-too-distant future. Here's hoping GM gives them a call. See pics of the Prius below, or check out a video demo of their prototype right after the break. %Gallery-93034%

  • The LapDome: tent-shaped sunscreen for your laptop

    by 
    Joshua Topolsky
    Joshua Topolsky
    01.16.2008

    Friends, are you sick and tired of the constant struggle to use your laptop while sunbathing? Do you find yourself battling the life-giving rays of our closest star, desperately trying to finish that presentation... pool side? Well toil in vain no more -- the LapDome is here. That's right, instead of going inside like a normal person, now you can cover up your laptop with the most ludicrous and embarrassing product since the Pocket Fisherman. You'll get the idea real quick -- it's a mini-tent used to shield your computer from the sun, and the glare which it causes. The company's ad campaign asks "Does this look familiar?" next to the depiction of a woman covering her laptop with a beach towel, then suggests covering your laptop with a small tent might look better. We suggest stopping the madness, ASAP.[Via Pocket-lint]