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Reddit mentions of CMS Magnetics 4" x 6" Green Magnetic Viewing Film, See Magnetic Field with This Magic Film to Learn Magnetism. Applicable for All Kinds of Magnets Including Neodymium Magnets, Lots of Fun!

Sentiment score: 2
Reddit mentions: 18

We found 18 Reddit mentions of CMS Magnetics 4" x 6" Green Magnetic Viewing Film, See Magnetic Field with This Magic Film to Learn Magnetism. Applicable for All Kinds of Magnets Including Neodymium Magnets, Lots of Fun!. Here are the top ones.

CMS Magnetics 4
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    Features:
  • FEATURING TWO MODELS - The Magnetochromic Olive Film and the Monochromic Green Film. The magnetochromic model uses a more expensive laboratory technique to produce vivid multi-colors when exposed to a strong magnetic field. The monochromic model is a cost-effective way of viewing the same magnetic field but lacks color depth and will only display in shades of green.
  • MAGNETOCHROMIC OLIVE FILM - This new technology encapsulates microscopic droplets of paramagnetic Fe3O4 particles suspended in a liquid solution within a thin plastic film to create the magnetochromic magnetic field viewing screen. When exposed to a strengthening magnetic field, these particles organize into chains that diffract light and cause the solution to change color from brown to red, yellow, green, and then blue. This enhances the visualization of the magnetic fields in vivid colors.
  • MONOCHROMATIC GREEN FILM - These translucent thin flexible sheets are coated with micro-capsules containing nickel flakes suspended in oil. When exposed to a strong magnetic field parallel to the surface of the carrier film, the surface of the flakes are reflective and appears bright. When lines of force are perpendicular to the film, the flakes are edge-on and appear significantly darker. When the film is placed on a magnet's pole, the latter case applies.
  • REUSE, RESET, SIZE & LAMINATION OPTIONS - Both films are reusable, but the olive film will have a much longer shelf life than the green film. The olive film automatically resets itself, while the green film may need to be reset by quickly swiping a magnet parallel to the film several times. These products are offered in various sizes that best suit your needs and some offers will have options of without lamination or with lamination for increased durability and protection of the film.
  • APPLICATIONS & GIFTING - These films have a multitude of creative applications. They are one of the best STEM educational activities to introduce students to the science and magic of magnetism. They're great for science projects and serve as a teaching tool for teachers in the classrooms. They also make great gifts for any age and gender. The recipients will spend countless hours having fun exploring and revealing hidden invisible natural forces they never knew existed. Give the gift of magic.
Specs:
ColorGreen
Height0.1 Inches
Length7 Inches
Number of items1
Size4 x 6"
Weight0.02 Pounds
Width5 Inches

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Found 18 comments on CMS Magnetics 4" x 6" Green Magnetic Viewing Film, See Magnetic Field with This Magic Film to Learn Magnetism. Applicable for All Kinds of Magnets Including Neodymium Magnets, Lots of Fun!:

u/Stpehen1 · 23 pointsr/interestingasfuck

I found some for $9 on Amazon This would have been cool to see in science class.

u/iynque · 6 pointsr/oddlysatisfying

Ten bucks and you can have one too! Magnetic Viewing Film

u/Jes1510 · 2 pointsr/specializedtools

I bought some a while back to use with motors
CMS MAGNETICS 4" x 6" Green Magnetic Viewing Film, See Magnetic Field with this Magic Film to Learn Magnetism. Applicable for All Kinds of Magnets Including Neodymium Magnets, Lots of Fun! https://www.amazon.com/dp/B000UV6ZPS/ref=cm_sw_r_cp_apa_i_bD2yCbYNJ2P6P

u/alpieduh · 2 pointsr/oddlysatisfying

This isn't X-Rays, it's magnetic viewing film. You can buy it on amazon for around $10 here

u/jrandom · 2 pointsr/wikipedia

I checked the obvious solution not really expecting success, but there it is!

u/Beefomancer · 1 pointr/gifs

CMS Magnetics 4" x 6" Green Magnetic Field Viewing Film

it was less than $10 and totally worth it.

u/DarkCocaine · 1 pointr/SmarterEveryDay

So, interestingly, you can actually see magnetic fields in THREE dimensions. Yeah, 3d. How so? They're called ferrocells. Here's an imgur album http://imgur.com/gallery/xQRYH

I can actually explain how this happens, too. It's called "Field incommensurability." Take a north and south pole of a magnet, they're "located" there right? Nope, if you could split the magnet in half there would be TWO north and TWO south poles on each side of the magnet. Split it again, there will be a north and south pole on each piece, every single time. This is an example of field incommensurability.

Now, when you take that magnetic viewing film and place two magnets side by side you'll see the white plane self-center itself around the two magnets.

What's actually happening is that when a magnet reaches another magnet and comes in contact, it becomes ONE entity - one magnet. So at that end with the singular one it's actually going to a new "end" of the magnet, as the entirety of the magnet becomes one big, long magnet.

Field incommensurability is where fields are non-point-specific, and are not LOCATED at somewhere, they are FORCED there, or are a pressure mediation to that spot. Think of it like water flowing down a hill, it's forced to be at that location.

u/jmdbcool · 1 pointr/3Dprinting

That's an interesting thought... kind of curious to see what it would do. I think you'd only run into issues very close to or on top of a magnet. If it were me, I would try positioning your prints in a part of the bed with the least magnets-- they are around the edge and a few in the middle. Study the pics here or get yourself a piece of magnetic viewing film to make it easier to see where those spots are.