Question 1

What is blue light?

Accepted Answer

Blue light, ranging from 400 to 490 nanometres on the visible spectrum, is emitted by common electronic devices like TVs, smartphones, and computers. The growing recognition of its potential harm to eyes and sleep signifies an escalating concern that should not be overlooked.

Question 2

Why is blue light harmful?

Accepted Answer

Excessive blue light exposure can cause eye strain and fatigue, sleep disruption by suppressing melatonin production, and potential long-term retinal damage increasing the risk of macular degeneration.

Question 3

What are the benefits of wearing blue light blocking glasses?

Accepted Answer

Blue light blocking glasses reduce eye strain by filtering harmful blue light from screens, improve sleep by maintaining melatonin production, and may reduce the risk of long-term eye damage including age-related macular degeneration.

Question 4

How do Zephire blue light blocking glasses work?

Accepted Answer

Zephire blue light blocking glasses feature technology designed to filter out harmful High Energy Visible (HEV) light in the blue light spectrum without distorting colour perception. They also provide built-in UV protection blocking UVA and UVB rays.

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