Build a USB Digital Microscope in 60min and 15$

by moris_zen in Circuits > USB

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Build a USB Digital Microscope in 60min and 15$

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How to turn a 10$ microscope and a 5$ USB camera into a cool digital microscope in 60 minuets.

Disassmble Any USB Simple Webcab

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Just remove any screws and plastic cover that is not needed.
This webcam cost me 5$ - very simple low resolution web cam.

Place Hot-glue Over the Electronic Side of the Camera So It Won't Get Damaged.

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Place hot-glue over the electronic side of the camera so it won't get damaged.

Remove the Insolation From the Cable & Add a Red and White Wire.

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Use a cutter or a small knife to remove the insulation (BE VERY CAREFUL - DO NOT CUT YOURSELF!)
Cut the red and black wires and reveal the copper wiring .
Connect two additional extensions for these cables (5V DC) and solder the red together and the blacks together (not red to black!)

White LED Connection

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connect a 50 to 330 Ohm resistor to the red wire and the other side to the long LED line .
Then connect the black wire to the short LED lead.

Connect the White LED

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1. Solder the LED lines , connected and insulate with electric tape.
Remove the mirro from the bottom and connect a toothpick to the two holes that remain.
connect the LED to the toothpick with hot-glue.

Connect the Camera

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while you view the image via the SW used for the webcam - position it so you get a clear image . you may need to play with it for a while .
After you find the exact location use a hot glue gun to fix it to that position .
Then tape the wires tidily to the microscope and start taking pictures...

Pictures of Pollen (150x 300x 600x)

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Pictures of Pollen (150x 300x 600x)

Pictures of Cotton(150x 300x 600x)

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Pictures of Cotton(150x 300x 600x)

Pictures of Grass(150x 300x 600x)

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Pictures of Grass(150x 300x 600x)


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