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  1. Magnetic Viewer Field Viewer Film Reverse Engineering 50 X 50mm Dark Green

    1 x Magnetic Field Viewer. This project is easy to use. place the card on the for of a magnetic material and it will display a patterned magnetic field. Great for personal or scientific research. It can help us study magnetic fields that we cannot see.

    eBay

  2. Magnetic Viewer Magnetic Field Viewer Viewer Film 152*152mm Dark Green

    1 x Magnetic Field Viewer. This project is easy to use. place the card on the of a magnetic material and it will display a patterned magnetic field. Great for personal or scientific research. It can help us study magnetic fields that we cannot see.

    eBay

  3. Magnetic Viewer Magnetic Field Viewer 152*152mm 60*80mm 75*100mm 76*76mm

    1 x Magnetic Field Viewer. This project is easy to use. place the card on the of a magnetic material and it will display a patterned magnetic field. Great for personal or scientific research. It can help us study magnetic fields that we cannot see.

    eBay

  4. Magnetic Field Viewer 152*101mm 152*152mm 1PC 60*80mm 75*100mm 76*76mm

    1 x Magnetic Field Viewer. This project is easy to use. place the card on the of a magnetic material and it will display a patterned magnetic field. Great for personal or scientific research. It can help us study magnetic fields that we cannot see.

    eBay

  5. Magnetic Field Viewing Film,Magnetic Field Viewer,Magnetic Flux Display*J

    The stronger magnets, the better the results. Clearly observe the patterns of the magnetic field. Place the film as close as possible to the magnet/item to observe the pattern changes.

    eBay

  6. Magnetic Field Viewer Viewing Film Card Magnet Detector Pattern Display Revealer

    This item is easy to use. Just place the card on the surface of the magnetic material and it will reveal a magnetic field of pattern. 1 x Magnetic Field Viewer. The highly flexible film suit for magnetic surfaces with any degree of convexity or concavity.

    eBay

  7. Lightweight Magnetic Field Viewer Film Magnet Detector Pattern Display Revealer

    1 x Magnetic Field Viewer. This project is easy to use. place the card on the for of a magnetic material and it will display a patterned magnetic field. Great for personal or scientific research. It can help us study magnetic fields that we cannot see.

    eBay

  8. Card Magnet Magnetic Field Viewer Dark Green For Membrane Magnetic Card Detector

    1 x Magnetic Field Viewer. This project is easy to use. place the card on the of a magnetic material and it will display a patterned magnetic field. Great for personal or scientific research. It can help us study magnetic fields that we cannot see.

    eBay

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