The amazing equipment that can analyze light spectrum from any light source. You have read it in text books, have it in your hand and observe Sun's emission spectrum yourself! The spectroscope is optical glass. The composite and converging lens are installed in the vertical tube. Hold the spectroscope tube, the slit facing the light, a parallel is from the slit and converging lens. This product can be used for a variety of light spectrum analysis. It is a high-resolution, simple, and economical product for hobbyist, amateur scientists, student lab and projects., Manufacturer: jojobasec