Feature●Diffraction grating sheet 500 lines/mm●Size: 6"x12" / 15x30 cm●Highly efficient embossed Holographic Optical Elements (H.O.E.).●Use for the direct viewing and analysis of spectra from different gas tubes and other light sources.●Spectrum quality - the brightest possible with a minimum of distracting visual noiseDescription
Roll of 5 diffraction grids, 500 lines/mm Size: 15 x 150 cm. Highly efficient embossed holographic optical elements (H.O.E) For direct viewing and analysis of spectrums from different gas pipes and other light sources. Spectrum Quality - The brightest possible with a minimum of distracting visual noise.