750mm Red 4mm Insulated Connecting Lead Disposable_Disposable Used to interface a 4mm-socket

Used to interface a 4mm-socket instrument to a bare-component test point

Pairs 50mm of aperture with a 200mm focal length on a convex glass surface

Three copper plates suspended in an insulated cover over a glass jar of copper sulfate solution

Eisco Labs borosilicate glass has the following heat tolerances: Strain Point 515°C | Annealing Point 565°C | Softening Point 820°C

750mm Red 4mm Insulated Connecting Lead Disposable_Disposable Used to interface a 4mm-socketUsed as the red rail partner to the 750mm black 4mm lead, this insulated wire keeps polarity color coded across the mid distance between instruments and student built bench circuits.