Migraine Relief Glasses – Your Daily Defense Against Light-Triggered Headaches
1. Why 480–520nm Light Irritates Eyes
Human eyes have rods (night vision) and cones (color & detail).In early 2000s,
scientists found ipRGCs, a third light-sensing cell. It carries melanopsin,
highly sensitive to 480–520nm cyan-green light. Too much light in this band
triggers glare and eye discomfort from LEDs,fluorescent lights and sunlight.
2. Where FL41 Comes From
FL41 stands for Fluorescent Light Formula 41, created in late 1980s by Professor
Arnold Wilkins in Birmingham,UK. Old office fluorescent lights flicker invisibly
with strong 480–520nm spectrum, causing eye strain for workers. After many trials, his 41st rose-tint lens formula perfectly filters harsh fluorescent light, named FL-41.
3. How FL41 Lenses Work
Originally made for office eye fatigue relief. FL41 rose lenses block irritating 480–520nm cyan-green light and cut glare from screens, lamps and sun.Different from dark sunglasses, it stays rose pink indoors without dim vision, also softens harsh outdoor light for office, study and daily outdoor use. and reduce migraine-related discomfort.Spending time outdoors, our glasses create a comfortable visual environment that helps calm overstimulated eyes vision or color perception. Whether you’re working at a computer, reading under fluorescent lights, driving, or most problematic wavelengths of light—including harsh blue light and bright, glaring rays—without distorting.
please check the size before your order. this is very important.
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