EISCO Spectrometer, Adjustable - for Optical Studies and Light Physics Includes 25mm x Prism, Sturdy Metal Base- Eisco Labs
EISCO Premium Quantitative Spectroscope - 400-700nm Range, 5nm Accuracy - for Studying Light Sources, Measuring Wavelengths & Color Spectra
Duogalia Fiber Optic Cable Troubleshoot Kit - 10Km VFL Fiber Optic Visual Fault Locator, SM FC - LC Adapter, 4pcs Couplers(LC/SC/ST/FC), 2 Cleaners, 3 Kind Dust Cap and 3 Short Patch Cords
FNIRSI DSO-TC3 Oscilloscope - 3-in-1 Handheld Oscilloscope & DDS Signal Generator & Transistor Tester, 500Khz Bandwidth 10MSa/s Sampling Rate, 6 Types of Waveforms, Transistors Measure