4mm Spring-Loaded Adjustable Slit for Optics Bench Hypotenuse_50mm and HVAC work
4mm Spring-Loaded Adjustable Slit for Optics Bench Hypotenuse_50mm and HVAC workSpring loaded 4mm slit on a rod attachment opens and closes smoothly under finger pressure, giving students a continuously variable aperture for diffraction and spectroscopy work.
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Ships within 48 hours · Estimated delivery Aug 22 - Aug 27