By Jonathan Fishman:
On June 5, Apple (AAPL) patent no. 20140152632 was revealed.
Intro: What Are Light Sensors?
If you have an iPhone, pick it up and face it towards a bright light source. If you look closely, you should see a dark blue shape.
These are the ambient light sensors (the two on the right are the proximity sensor and the one on the left is the light sensor). There are actually three different kinds of sensors: one to sense the intensity of light, one to sense the wavelength (RGB sensor), and one to sense infrared light, which is used by the proximity sensor (it emits infrared light, and when an object is close enough, it senses the infrared light that bounces back from this object). If you own a MacBook, it has an ambient light sensor as well:
The ambient light sensor enables your electronic device to adjust its screen
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