Cylindrical Dropping Funnel with PTFE Stopcock and 19/26 Plastic Stopper, 50mL, Borosilicate Glass Subcategory_Tongs the geometry approaching minimum-deviation behavior

the geometry approaching minimum-deviation behavior where small apex shifts produce visible refraction-angle changes

the lead-flint body delivering pronounced dispersion through a 60-degree triangular cross-section

Convex glass mirror at 50mm diameter and 100mm focal length

the elongated proportions matching ray-tracing setups where a tall surface meets a single beam

5-inch equilateral

Cylindrical Dropping Funnel with PTFE Stopcock and 19/26 Plastic Stopper, 50mL, Borosilicate Glass Subcategory_Tongs the geometry approaching minimum-deviation behaviorCylindrical dropping funnel in borosilicate glass holds 50mL with PTFE stopcock, 19 26 plastic stopper, and ungraduated design for liquid addition.