US$ 159.97
this double-convex converging lens gathers parallel light to a single focal point for bright image-formation demonstrations
Pairs 50mm length and 50mm faces on a polished acrylic equilateral prism with 60-degree angles
Large-format hydrostatic balance sized for buoyancy
and stored magnetic energy
Open Top Cylindrical Dropping Funnel with PTFE Key Stopcock, 50mL, Ungraduated, Borosilicate Glass Subcategory_Filtration Equipment this double-convex converging lens gathersOpen top cylindrical dropping funnel in borosilicate glass holds 50mL with PTFE key stopcock for controlled liquid addition in chemistry procedures.
US$ 159.97
US$ 29.99
US$ 29.99
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