Reply To: How can RLT improve eyesight when eyes are to be covered

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From the High Tech Health article: “Scientists have found only wavelengths under 3000nm (near and mid infrared) to cause this damage to the eye. Shorter wavelengths, 780um to 1400nm (near infrared), are the most damaging. Wavelengths over 3000nm (far infrared) have never been shown damage the eye.”