Visually Inspect LEDs
How does an LED work? Before testing the near infrared (IR) and red LEDs, make 3 sketches of each from the top and two views from the side (perpendicular to each other). What are the differences and similarities between the two LEDs?
IR LED
Top |
Side 1 |
Side 2 |
Red LED
Top |
Side 1 |
Side 2 |
Materials
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