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Linear Polarization A4 Sheet Polarizer Educational Physics Polarized Filter Optical

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$15.00

$ 7 .99 $7.99

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About this item

  • High Contrast Linear Polarizing Film
  • High Transmission of Unpolarized Light from 400 – 700nm
  • Excellent Extinction Ratio
  • Available in Various Sheet Sizes for your Customized Use
  • Great for experiments and learning Physics. The sheet is 0.2mm thick and 8.27" X 11.69" (21cm x 29.7cm), IMPORTANT(!) please note that on both sides there is a protective film sheet. You have to remove it gently before use. Once removed, the polarizer sheet will be revealed, clean and smooth.


High Contrast Linear Polarizing Film featuring excellent extinction ratio and high transmission. Ideal for a range of imaging applications, teaching experiments and more. Available in sheets, can be easily cut with scissors to fit any application need. Linear Polarizing sheets are used in experiments relating to birefringence, light scattering, polarized light experiments, light reflection, Brewster's angle and how polarized sunglasses work. IMPORTANT(!) please note that on both sides there is a protective film sheet. You have to remove it gently before use. Once removed, the polarizer sheet will be revealed, clean and smooth. Common uses: 1. Get two of these (or cut one in half) for an excellent classroom demonstration of aligned and crossed polarization filters. Aligned, two pieces have about the same effect on unpolarized light as one piece. Rotate them and at 90 degrees, no light passes through (quite black). 2. Great for taking the glare off tattoos for photos 3. Use this to dim a LCD screen that has no brightness adjustment option 4. Cut down the glare paintings while photographing. 5. Use this sheet to modify your microscope and polarize tissues. 6. Use the polarizer to remove flash. 7. Use the polarized sheet for our security camera that's facing out a window to remove the glare off the footage 8. This is being used to control/minimize specular highlights in a photography application.


STALIN JAVIER ABAD PEREZ
Reviewed in the United States on August 18, 2024
Es un plástico polarizado para ponerlo a tu luz y y así no golpee tan fuerte e incluso ver mejor el lugar hacia donde enfoques, no hay más misterios ahí
Customer
Reviewed in the United States on March 24, 2024
Very light gray - not much, if any, light reduction. Bought this one to test this material on my (hardtop) boat glass to cut glare and be able to see better. Make sure to wear polarized sunglasses if you install this on a fixed application like this.
Joshua M.
Reviewed in the United States on November 22, 2024
Was a decent size sheet that I was able to cut to fit my light perfectly
RICK
Reviewed in the United States on October 4, 2024
Same shade/color as oem. Have bought others that had a gold hue instead of gray
J.a
Reviewed in the United States on July 8, 2023
Not a viable solution for my resin printer repair
Anthony D
Reviewed in the United States on October 22, 2023
Work beautifully as a polarizer for my 3-D printer
adg
Reviewed in the United States on July 19, 2018
This worked perfectly for me. I'm no expert but it appears to me that this sheet is of high-quality. I cut it into pieces using scissors. When two pieces are at 90 degrees it looks totally black both viewing sunlight and my monitor. Rotating a piece while viewing the monitor shows that the monitor is polarized and there is a spot where the monitor cannot be viewed at all. The same experiment thing with sunlight shows no effect at all as expected.The sheet arrived in perfect condition. Even though it was slightly rolled when placed in my mailbox it suffered no ill effects. It came in a protective plastic bag and also had a thin protective film on both sides. I'm delighted with the quality of this item.
Brandon
Reviewed in the United States on February 9, 2018
Very clean polarizer.Caution: If you learn about polarizers, you will discover that it is not a true filter, but changes the light rather than filtering. This can be altered by a nearby substrate like the protective sheet. So the polarizer effect is the strongest once you remove the protective coating. I was worried that it was not a good polarizer until the sheet was removed which allowed it to block more polarized light.Made for a great Spiderwick Chronicles birthday surprise. My daughter wanted this theme for her birthday and if you have seen the movie, there is an element where he looks through a circular stone and suddenly he can see the magical world around him. After brainstorming on how I could achieve the effect, I found that an LCD monitor shows blank white if you remove the polarizing film. So I did that and inserted a piece of this polarizer into a fake circular stone for each kid. Then the magic was that they could search through the house and find the Magic Window (lcd screen) and they could see the picture only by looking through their stone. They loved it