| 1x | large glass jar (pickles or jam type) with a metal lid. | 
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| 1x | small glass jar with a metal lid that can be placed into the large jar | 
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| 1x | pot of black paint, acrylic-type | 
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| 1x | two-component glue (epoxy) | 
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| 1x | expanded polystyrene plaque (taken from some packaging) | 
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| 1x | adhesive tape, to fix different parts together (expanded polystyrene, cardboard, etc.) | 
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| 1x | aluminum foil |  (can be used also to create reflectors) |
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