QUOTE(halcyon27 @ Jan 16 2018, 11:39 AM)
<=3000K actually healthy in the sense that we go to sleep easier. It's the overly blue that keeps us awake past the sleeping time.
Working area or kitchen should use 4000K.
>=4000K for drive way, porch, balcony, dry yard, etc.
Off topic but related to lighting, try to use f.lux on Pcs/Mac. It will adjust the ambient screen lighting better to induce a good night's sleep.
It is not for sleep easier. More important is on your eye when you get old.Working area or kitchen should use 4000K.
>=4000K for drive way, porch, balcony, dry yard, etc.
Off topic but related to lighting, try to use f.lux on Pcs/Mac. It will adjust the ambient screen lighting better to induce a good night's sleep.
If you expose long in high brightness like over 5k or crazy 6.5k, you will have problem with seeing at dark when you get old.
It will be too late when you knew it.
Your eye is already long enough to expose daylight uv for 12hr. Don't get another 6hr at night for crazy brightness.
Jan 16 2018, 12:04 PM

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