High Precision Long Range Infrared distance sensor

	Detect obstacles between 20cm to 150cm
	Provides reading directly in millimeters
	Uses Sharp GP2Y0A02YK sensor
	Uses I2C bus digital interface to connect to NXT
	Maximum current consumption: 30mA at 4.7V This sensor has built-in calibrations to provide high resolution readings. When not in use, the sensor can be powered down to conserve battery.