US$ 3200.00
and cone — on interchangeable ebonite-insulated pillars
75 inch inner
Spanning a full year of optics coursework
Matte-black metal body 20mm in internal diameter and 22mm deep on a bench rod
5-meter precision optical bench
Leclanché Cell Type_Low Form and cone — on interchangeableCharged porous pot with a zinc rod inside a rectangular polythene jar, generating 1. 5V to demonstrate the wet cell ancestor of the modern dry battery in early electrochemistry units.
US$ 3200.00
US$ 39000.00
US$ 62500.00
US$ 1500.00