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2. The best sunrise alarm clocks of 2025 - AOL

   www.aol.com/lifestyle/best-sunrise-alarm-clocks...

   The Philips SmartSleep sunrise simulation begins 30 minutes before your desired wakeup time with an amber light. The lamp then cycles through orange and yellow and peaks with a bright white light ...

3. Dawn simulation - Wikipedia

   en.wikipedia.org/wiki/Dawn_simulation

   Dawn simulation generally uses light sources that range in illuminance from 100 to 300 lux, while bright light boxes are usually in the 10,000-lux range. Approximately 19% [4] of patients discontinue post-awakening bright light therapy due to inconvenience. Because the entire treatment is complete before awakening, dawn simulation may be a more ...

4. Artificial sunlight - Wikipedia

   en.wikipedia.org/wiki/Artificial_sunlight

   Artificial sunlight is useful in treating and preventing seasonal affective disorder (also known as winter depression, which causes depression symptoms specifically in winter), [3] and delayed sleep phase syndrome, in which the circadian rhythm (the rhythmic alternation between daylight and nighttime behavior and bodily states) is disturbed and the person falls asleep much later than he or she ...

5. Solar simulator - Wikipedia

   en.wikipedia.org/wiki/Solar_simulator

   Several types of lamps have been used as the light sources within solar simulators. The lamp type is arguably the most important determining factor of a solar simulator’s performance limits with respect to intensity, spectral range, illumination pattern, collimation and temporal stability.

6. Orders of magnitude (illuminance) - Wikipedia

   en.wikipedia.org/wiki/Orders_of_magnitude...

   Extreme of darkest storm clouds, sunset or sunrise 10 1: 1 decalux: 40 lux: Fully overcast, sunset or sunrise 10 2: 1 hectolux < 200 lux: Extreme of darkest storm clouds, midday 400 lux: Sunrise or sunset on a clear day (ambient illumination) 10 4: 10 kilolux: 10–25 kilolux: Typical overcast day, midday 20 kilolux: Shade illuminated by entire ...

7. Mood lighting - Wikipedia

   en.wikipedia.org/wiki/Mood_lighting

   This simulates the low levels of light in the evening, allowing passengers to relax and fall asleep faster, even with all the lights on. This system then seamlessly adds the same blue wavelength light back to the color mixture prior to landing, ensuring passengers wake and arrive more rested and alert.” [ 10 ] Today, most flights utilize ...