Teenager solves car blind spots using a webcam and projector

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It’s a relatively cheap and remarkably effective fix.

As every cyclist knows, the blind spots caused by a car’s roof pillars can be extremely dangerous. Although companies are working on various high-tech solutions for this problem, a 14-year-old from Pennsylvania has taken a more low-tech approach to create an ingenious fix for the issue.

Alaina Gassler of West Grove came up with the idea for the project after seeing her mother struggle with blind spots while driving. Gassler decided to put a webcam on the outer roof pillar of a car which could record everything that was masked from the driver’s view. Then, she used a projector to display the live feed from the webcam onto the interior pillar, with 3D-printed parts aligning the image exactly between the window and the windshield.

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