Twilight ???? Blue light filter for better sleep
By Urbandroid (Petr Nálevka)
Are you having trouble falling asleep? Are your kids hyperactive when enjoying with the tablet earlier than mattress time?
Are you utilizing your sensible telephone or pill in the late evening? Twilight could also be an answer for you!
Recent research suggests that publicity to blue light before sleep may distort your natural (circadian) rhythm and trigger inability to go to sleep.
The trigger is the photoreceptor in your eyes, known as Melanopsin. This receptor is sensitive to a slim band of blue light in the 460-480nm range which can suppress Melatonin production - a hormone liable for your healthy sleep-wake cycles.
In experimental scientific research it has been shown an average individual reading on a tablet or sensible telephone for a couple of hours before bed time might discover their sleep delayed by about an hour. See references beneath..
The Twilight app makes your gadget display screen adapt to the time of the day. It filters the flux of blue mild emitted by your phone or tablet after sundown and protects your eyes with a gentle and nice pink filter. The filter depth is smoothly adjusted to the solar cycle primarily based on your local sunset and sunrise times.
Documentation
http://twilight.urbandroid.org/doc/
Get more from Twilight
1) Bed reading: Twilight is more pleasant on the eyes for night time studying. Especially as it is ready to lower the display screen backlight far below the ability of the backligt controls on your screen
2) AMOLED screens: We have examined Twilight on an AMOLED screen for 5 years with none signal of depletion or over-burning. If correctly configured Twilight causes much less gentle emission (by enabling dimming) with more equal mild distribution (dark areas of the screen such as the standing bar get tinted). This might in fact increase your AMOLED screen life time.
Basics on circadian rhythm and the function of melatonin
http://en.wikipedia.org/wiki/Melatonin
http://en.wikipedia.org/wiki/Mela
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