What are night driving glasses?
Night driving glasses are eyewear designed to improve visibility and reduce glare during nighttime driving. These glasses typically feature yellow-tinted lenses and anti-glare coatings, which are intended to filter specific wavelengths of light and enhance contrast in low-light conditions.
The yellow tint blocks out shorter wavelengths, like blue light, which contributes to glare from oncoming headlights and streetlights. The anti-glare coating further minimizes reflections from artificial lights, making it easier to focus on the road. While these glasses are marketed as a safety tool for night driving, their effectiveness can vary depending on factors such as lighting conditions and individual eyesight.
Do night driving glasses really work?
The effectiveness of night driving glasses has been the subject of debate, with mixed findings from research studies and expert opinions. Research from Harvard's Schepens Eye Research Institute found no significant visual benefits for nighttime driving when using yellow-tinted night driving glasses compared to clear lenses. Additionally, the American Academy of Ophthalmology warns that these glasses may hinder night vision by reducing the amount of light that reaches the eyes, making it harder to see in low-light conditions.
While glasses for night driving may offer slight comfort to drivers with mild sensitivity to glare, these glasses are not a substitute for corrective lenses or safe driving practices. Ensuring your windshield is clean, using proper lighting, and maintaining a safe driving speed are all more impactful for visibility and safety.