Frederiksen
Iris diaphragm
Iris diaphragmAperture, max. opening Ø 20 mm, mounted on a 100 x 100 mm shielding plate. Equipped with Ø 10 mm rod.
Isolated Rod
Isolated RodUsed for mounting or handling capacitor plates and conducting spheres when doing electrostatics experiments.
Joint link for mounting bench/optical
Joint link for mounting bench/opticalArticulating link for optical rails.
Joule’s law apparatus
Joule’s law apparatusUsed with 274050 Calorimeter to confirm Joule’s law. Lid in clear acrylic with stirrer and hole for inserting a thermometer. Fitted with 2 x 2.5 ohm heating coils connected to 3 safety sockets.
Kundt’s (resonance) tube, plexiglass
Kundt’s (resonance) tube, plexiglassFor demonstrating standing waves and for determining the wavelength of sound in air.
Lamp holder E10, 2 connectors
Lamp holder E10, 2 connectors
Laplace’s Force apparatus
Laplace’s Force apparatusFor demonstrating the force on a conductor in a magnetic field.
Laser pointer, green diode laser
Laser pointer, green diode laserHandheld battery-powered diode laser in pencil format that can be used for optics experiments, e.g. for studying the refraction of light in different materials.
Laser pointer, red diode laser
Laser pointer, red diode laserHandheld battery-powered diode laser in pencil format that can be used for optics experiments, e.g. for studying the refraction of light in different materials.
Laser pointer, violet diode laser
Laser pointer, violet diode laserHandheld battery-powered diode laser in pencil format that can be used for optics experiments, e.g. for studying the refraction of light in different materials.
