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Blue light filter dkt phone mmg takda effect. Lagi2 iPhone.
Your blue blocking glasses need to be orange. Bukan yg clear lenses byk2 jual kat kedai, that’s a scam and & that’s why u got mad.
To know if your blue light filter is effective or not test with this photo.
Your blue blocking glasses need to be orange. Bukan yg clear lenses byk2 jual kat kedai, that’s a scam and & that’s why u got mad.
To know if your blue light filter is effective or not test with this photo.
With the correct blue light filter you should not be able to see the “B” colour.
Spectra479 blocks the “B” colour till you can only see a faded round shape. That’s the best we get so far for its price.
Spectra479 blocks the “B” colour till you can only see a faded round shape. That’s the best we get so far for its price.
Baca this thread conversation kalau taknak baca studies pepanjang.
Balanced spectrum of blue light and IR from 
is what you need for growth and health.
Isolated blue during the day and esp at night mess up your hormones. https://twitter.com/sjacobm321/status/1328857947359879170
Balanced spectrum of blue light and IR from is what you need for growth and health. Isolated blue during the day and esp at night mess up your hormones. https://twitter.com/sjacobm321/status/1328857947359879170
