Tags » Infrared

LDR Photo Diode Line Follower

//http://www.buildcircuit.com/easy-steps-for-making-a-line-following-robot-using-infrared-led-photodiode-ardumoto-and-arduino/

#define lights 9

int LDR1, LDR2, LDR3; // sensor values

// calibration offsets

int leftOffset = 0, rightOffset = 0, centre = 0;
int m1a=4; 276 more words

Sensor

On Saturday I was again down at the Toronto Beaches, and among the films I was shooting with my Rolleiflex was Rollei IR 400, a film that is sensitive to light in the infrared portion of the spectrum. 41 more words

Black & White