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Assignment C
- 1. Let’s build a cell phone Microcope S1230078 Riyo Nakayama http://www.sciencebuddies.org/science-fair-projects/project_ideas/ Photo_p024.shtml
- 2. Necessary thing 1 Bicycle inner tube Ball lens (1mm diameter) Toilet paper tubes 2 Alligator clip cables
- 3. Necessary things 2 Disposable gloves Paper towel Pushpin Tweezers mini incandescent bulb
- 4. Necessary things 3 AA batteries 8xAA battery holder Cell phone
- 5. 1. Cut a bicycle inner tube You must put on disposable gloves. Cut a 3x3 centimeter piece
- 6. Supplement Bicycle inner tubes have lubricant. So clean up lubricant if you have dripped. Dispose of the inner tubes, after you cut
- 7. 2. Wash them Wash the rubber with water Dry it with paper towel Cut the rubber into four pieces
- 8. 3.Make a hole Make a hole with pushpin Be careful the size, the hole is large enough to fit the ball lens
- 9. 4.Position a cell phone Set the iris centrally on the top of the cell phone’s camera lens Don’t touch without gloves
- 10. 5. Create a stand Need plenty of light to maximize image quality Make two notches directly across from each other on the side and bottom of the paper tube
- 11. 6. Make light Use alligator clip cable Connect end of them to the leads of the mini incandescent bulb Connect the other ends of them from the battery pack Make sure that light up
- 12. 7. Create paper tube Cell phone microscope don’t steady Attach the cable to paper tube Attach paper tube to the middle of the cell phone
- 13. 8. Set cell phone microscope Confirm the mini incandescent bulb lights up Reinforce the cell phone microscope with cellophane tapes
- 14. Test cell phone Aggrandize cell phone camera If you are able to see by cell phone camera, you can complete!
- 15. Very useful! If you use this, you can see small thing without microscope!