Test Vessel, Testing Volume: Approx. 1 Litre, Laser Fixture: 18 mm Dia, Lens: Plano-Convex, F=100 mm, 16 mm Dia, Made Of Transparent Acrylic, With A Lid And A Transducer Mounting For Conducting The Projecting ultrasonic Waves With Divergent Light.
Energy Conversion Kit, Wonderfully Demonstrates The Process Of Energy Conversion Between Many Different Forms Of Energy. Ideal For Classroom Demonstrations As Well As A Hands On Learning Tool, Mounted To A Solid Plastic Board Are Three Different Sources
Capacitance Substitution Box, Capacitor Box, Using 1 Rotary Dial With 12 Steps. Various Capacitors Are Selected One By One. Useful For General Purpose Electronic Work. The Unit Has An Easily Selectable Range Of 12 Preferred Capacitors From 100 Pf To 1 Mfd