Linear optical bench, polychromatic and monochromatic light, optical panel, slit and circle masks

Linear optical bench, polychromatic and monochromatic light.

Discrete light diffraction and wavelength set with laser and rectangular base

Long linear optical bench, discrete light diffraction

Linear optical bench, polychromatic and monochromatic light, optical panel, masks and Hg spectral emitter

Mercury spectrum array with UV side window and grating

Linear optical bench, diffraction, discrete spectra

light set

Cidepe