An uncomplicated yet still fully functional spectroscope for observing spectra and spectral lines. This model is made of cardboard and plastic with built-in grid.
Dimensions: 145 mm x 28 mm diam.
An uncomplicated yet still fully functional spectroscope for observing spectra and spectral lines. This model is made of cardboard and plastic with built-in grid.
Dimensions: 145 mm x 28 mm diam.