Color temperature

With the release of iOS 9.3 yesterday, Apple included a major new feature that may help you sleep better at night: Night Shift. Night Shift works by changing the color temperature of your screen gradually as the day changes. In Control Center, you can toggle this feature on and off manually. In Settings, you can setup iOS 9.3’s Night Shift so that it automatically shifts the blue light of your iPhone or iPad screen with a schedule. The schedule options are either preset times set by the user or an automatic schedule based on sunrise and sunset.

However, after updating to iOS 9.3, some users have complained that the automatic Sunrise/Sunset option is not available for their devices. It turns out this is not a bug, or limited to certain countries as people suggest. In fact there is a simple fix …

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Further evidence has emerged for suggestions that the iPhone 5S could have dual-LED flash in the form of photos of what French leak site NWE claims are part of the rear shell. The slot for the flash has room for two LEDs rather than one.

While it’s possible this is simply to double the power of the flash, analyst Ming Chi-Kuo has previously suggested that the LED flash will feature both white and yellow-based lights. If so, the result should be far more natural-looking indoor flash-lit shots. Explanation below the fold … 
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