Linear optical bench, polychromatic and monochromatic light.
vision defects set
Discrete light diffraction and wavelength setup with laser and rectangular holder
Linear optical bench, polychromatic and monochromatic light, optical panel
Set of emission spectra of 5 types of gases
Linear optical bench, polychromatic and monochromatic light, optical panel, slit and circle masks
Mercury spectrum array with UV side window and grating
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