Plano-Convex Glass Lens, 50mm Diameter, 50mm Focal Length Chemical_Sodium Citrate Dihydrate Nylon screw

Nylon screw

and basic circuit demonstrations

Class A volumetric flask in borosilicate glass holds 30mL with NS 10/19 polyethylene stopper for precision volumetric measurement procedures

Simulated owl pellet with vole remains demonstrates predator diet analysis and small mammal skeletal structure for ecology teaching

these plastic forceps provide precision grip for specimen manipulation without damaging delicate tissues or structures

Plano-Convex Glass Lens, 50mm Diameter, 50mm Focal Length Chemical_Sodium Citrate Dihydrate Nylon screwGlass plano convex lens at 50mm diameter and 50mm focal length, the f 1 geometry favoring strong convergence and bright real image formation in introductory refraction experiments.