Why most blue light glasses miss the mark

Preview text: It comes down to a single wavelength.

Felix GraySunday, Oct 11, 2026 at 2:22 PM EasternKlaviyo
Felix GrayWhy most blue light glasses miss the mark
Subject
Why most blue light glasses miss the mark
Preview text
It comes down to a single wavelength.
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hello@send.felixgray.com
Sent
Sun Oct 11, 2026, 2:22 PM ET
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filterbluelight.com, whybluelight.com
Size
43 KB
Images
9
Links
12, 4 of them buttons
Subject length
42 characters

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From
Felix Gray <[email protected]>
Subject
Why most blue light glasses miss the mark
Date
Sun, 11 Oct 2026 18:22:48 +0000 (UTC)
Message-ID domain
geopod-ismtpd-41
Return-Path domain
send.felixgray.com
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d=felixgray.com s=kl2
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Oct 12, 2026 2:40 AMA closer look at what caught your eye
Oct 11, 2026 9:01 PM3 reasons Felix Gray outperforms every other blue light lens.
Oct 11, 2026 7:09 PM1,900+ people can't be wrong - plus 15% off
Oct 11, 2026 2:22 PMWhy most blue light glasses miss the mark (this email)
Oct 11, 2026 3:40 AMOops, your 10% off is expiring
Oct 11, 2026 2:39 AMDid something catch your eye?
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