DroposCcope is a simple microscope wich use drop of water as a lens. Image of organisms inside a water drop is projected on a screen using the laser.
The in-depth explanation you can find in this paper written by Gorazd Planinsic
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Step 1: Material List
- Laser pointer
- 3mm plywood, MDF or plastic for laser cutting.
- M3 10mm x 3mm bolts - 13 pcs.
- M4 10mm x 4mm bolts - 3 psc.
- Rubber band
Step 2: Cutting the Case
Cut the case provided in .dxf drawing using the laser cutter.
Step 3: Assemble the Base
Step 4: Assemble Syringe Holder
Step 5: Assemble Laser Pointer Holder
Step 6: Conect Laser Holder to Syringe Holder
Step 7: Add Rubber Band
Rubber band will provide tension to laser pointer and make it move together with adjustment ring.
Step 8: Experiment
Add some dirty water into the syringe. Push it out to form water drop. Adjust laser pointer into the drop by using adjustment ring. Turn off the light :) On the screen or white wall you will see magnified image of things inside the water drop.