Mounted Spectroscope, Observe The Visible Line Spectra Of Metals And Gases As Well As The Absorption Spectra Of Solutions And Gases, Each

Details:

Replica diffraction grating instrument with a scale shows approximate wavelengths in nanometersIdentify elements when vaporized by heatIdentify colored solutions which produce absorption spectraView prominent Fraunhofer linesOne-piece aluminum casting serves as the body of the spectroscopeDiffraction grating replica of 15,000 lines per inchUse any convenient light for illuminatio