Thingiverse
Cardboard Spectroscope
von beetlebum
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Cut 3mm Cardboard with lasercutter (black lines) and scratch red lines to simplify folding.
- Insert 12cm 6.5mm focal lens (https://astromedia.de/OptiMedia-Acrylglas-Linse-OM6) and
- Add 1000 lines/mm grating foil (https://astromedia.de/Das-Durchlicht-Beugungsgitter-GW-1000-mit-Diarahmen) (beware of orientation)
glue everything in place and add piece of tracing paper to look at spectrum.
Experiment with different gratings, apertures, slits and lenses.
- Insert 12cm 6.5mm focal lens (https://astromedia.de/OptiMedia-Acrylglas-Linse-OM6) and
- Add 1000 lines/mm grating foil (https://astromedia.de/Das-Durchlicht-Beugungsgitter-GW-1000-mit-Diarahmen) (beware of orientation)
glue everything in place and add piece of tracing paper to look at spectrum.
Experiment with different gratings, apertures, slits and lenses.
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