Diffraction Grating Holder for PH0619, Each

Details

Here is the corrected text: Made of metal, this single diffraction grating holder features two mounting holes spaced 1.5 inches apart, with diameters approximately 0.125 inches. Two 1.25-inch tall rods are paired with a spring-loaded clip, making it an ideal replacement for the Eisco Labs PH0619 Spectrometer.