What is the principle of anti-glare rearview mirrors?

2 Answers
VonElena
07/24/25 4:03pm
The principle of anti-glare rearview mirrors is: 1. Manual type: The mirror of an anti-glare rearview mirror is a wedge-shaped mirror with an angle of 10 degrees. The driver sees the semi-transparent light-transmitting layer of the mirror, which has a low refractive index to light, thus achieving an anti-glare effect. 2. Automatic type: An electronic controller is used to receive signals from front and rear photodiodes. When the rear photodiode detects strong light, the electronic controller outputs voltage to the conductive layer of the rearview mirror, changing the color of the electrochromic layer to prevent glare. The manual anti-glare rearview mirror is operated by flipping the anti-glare lever below the mirror. The automatic anti-glare rearview mirror is operated by pressing the button on the mirror to turn the anti-glare function on or off.
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SanElliana
08/11/25 9:00am
Anti-glare rearview mirrors primarily reduce strong light reflection through physical or electronic means. Manual anti-glare versions feature a small lever in the middle of the mirror; flipping it tilts the mirror at a certain angle, refracting the strong light from rear vehicle headlights to other directions and preventing direct glare into the eyes. Automatic anti-glare mirrors are more intelligent, equipped with light sensors hidden within the mirror. Once strong light is detected, the sensors activate the liquid crystal layer between the mirrors, darkening the mirror surface and reducing light transmittance. This design is particularly practical, especially when encountering high beams on highways at night, ensuring the driver's eyes are not dazzled and maintaining clear visibility, significantly enhancing driving safety.
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