🔍 Illuminate Your Discoveries! Holds diffraction grating securely for clear, legible readings. Experience unparalleled accuracy with +/- 5.0nm precision. Unlock the spectrum with measurements from 400.0-700.0nm. Perfect for charged gas tubes, flame tests, and astronomy. A must-have tool for scientists, educators, and hobbyists alike. Versatile Applications 5nm Accuracy 400-700nm Range The EISCO Premium Quantitative Spectroscope is a cutting-edge tool designed for precise measurement of light wavelengths and colors, featuring a range of 400-700nm and an accuracy of +/- 5nm. Ideal for various applications including gas tube analysis, flame tests, and basic astronomy, this spectroscope is essential for professionals and enthusiasts seeking to explore the world of light.