5. Lens-Magnet tube:
Purpose: To hold the sample.
Material:
- SiP
- Lens
- Magnet washer
- Coupler
Procedure:
- Glue a magnet on a big plastic plate.
- Glue a lens on one big plastic plate.
- Glue the two plates on the two ends of a coupler (lens and magnet face inward).
Expectation: The lens and the magnet have to be at the center .
