Bi-Prism Experiment
Brand Name :DSS
Description
A heavy research optical bench 1.5 mtr with heavy upright, Biprism Accembly (Adjustable Slit, Biprism accembly, Lens holder, Eye-piece with micrometer, Biprism, different lens). Complete Sodium Light Source in metal body, Biprism 50×40, Convex Lens, Meg Lens with LED
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