2-Prong Cork-Lined Burette/Flask/Beaker Clamp with Swivel Boss Head, 4.3" Max Type_Tall Form sized for measuring direction and

sized for measuring direction and field strength on the lab bench

yielding a flatter field profile for plane-of-symmetry demonstrations

this Jolly's photometer turns the inverse-square law into a measurable observation

this metal-cased spectroscope pairs a 600 lines/mm holographic replica grating with sample vials and mount

converting solar radiation to measurable thermal energy on an 18-inch-tall stand

2-Prong Cork-Lined Burette/Flask/Beaker Clamp with Swivel Boss Head, 4.3" Max Type_Tall Form sized for measuring direction andGrips burettes, flasks, and beakers up to 4. 3 inches with cork lined jaws, mounted on a swivel boss head fitting 18mm rods for secure angular placement on retort stands.