Note:
This product is a transmission type notched grating, which can observe the diffraction image of the grating and understand the main characteristics of the diffraction grating.You can further understand the structure of the spectrometer, learn the correct adjustment method, and infer the wavelength through the line emission formula combined with the measurement data.
*The grating plate comes with both front and back protective films. Please remove them before use. After tearing the protective film, use it carefully and do not touch the mirror directly with your hands.