copper wire suppliers NZ

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LASER VIEW KIT When light is passed along certain materials it is held inside the material and almost zero light is lost through the sides. Materials that do this are called Light Guides. Very small guides as small as wires are called Opto Cables and are used to carry telephone, TV and computer communications instead of copper wire. The laser view shapes have been manufactured from special plastic to show the path of laser light. NOTE: Although the same size and shape as the lenses and prisms used in the Light Box & Optical Sets they are manufactured from special plasticthat shows the path of the laser light beam as it passes through. It is fascinating to see the laser light beam travel through the various shapes. This kit comprises:. Code: IEC0450. Suppliers to schools & laboratories of science equipment & laboratory grade chemicals. Crescendo
Science & Lab Supplies NZ
PROF BUNSEN (EM) - LEMON CLOCK Two copper and two zinc strips are inserted into A lemon and the electronic clock is connected. Electrons flowing from the zinc to the copper electrodes will power the clock. The citric acid in the lemon acts as 'salt bridge'. Can also be used with potatoes, oranges, grapefruit or soft drinks. Teach: Science of batteries, electrochemistry, voltaic cells. Supplied: Two copper strips, two zinc strips, LCD clock, wire and instruction sheet. Code: PBSE45. Suppliers to schools & laboratories of science equipment & laboratory grade chemicals. Crescendo
Science & Lab Supplies NZ
SEARCH COIL - AXIAL MOUNTED COIL To investigate magnetic fields either from magnets or solenoids. Use to investigate how orientation and field strength effect induced EMF. Approx. 5000 turn coil of 48swg copper wire mounted on an insulated base 300mm long x 25mm wide with two 4mm banana sockets. Supplied with instruction sheet. Code: IEC0448. Suppliers to schools & laboratories of science equipment & laboratory grade chemicals. Crescendo
Science & Lab Supplies NZ
SEARCH COIL -LATERAL MOUNTED COIL To investigate magnetic fields either from magnets or solenoids. Use to investigate how orientation and field strength effect induced EMF. Approx. 5000 turn coil of 48swg copper wire mounted on an insulated base 300mm long x 25mm wide with two 4mm banana sockets. Supplied with instruction sheet. Code: IEC0449. Suppliers to schools & laboratories of science equipment & laboratory grade chemicals. Crescendo
Science & Lab Supplies NZ
SPECTRA OF FLAME SALTS Identifying some elements by their colour when placed in A bunsen burner flame is the basis for this activity. Comprises A small container each of salts: - Calcium, - Sodium, - Potassium, - Copper, - Strontium - Lithium plus six wire loops each fixed in wooden handles. Instructions included. Code: TSS32340. Suppliers to schools & laboratories of science equipment & laboratory grade chemicals. Crescendo
Science & Lab Supplies NZ

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