One 4 x 4 in (10 x 10 cm) sheet of polyvinyl alcohol-iodine linear polarizing film + 1 small test card.


Easy to cut with scissors to any shape. 


It is great for science experiments and classroom demonstrations on the polarization of light.


Here are some of the applications our customers have reported to us:


Amazing Secret Monitor! (How To) - YouTube

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See the thicker, laminated heavy duty version as well.


SPECS for this product:


Color distortion
NO
Polarization efficiency
99%
Transmittance single
38% +/- 1% @ 550 nm
Transmittance crossed
< 0.005 @ 430 - 670 nm
Haze
1%
Thickness
0.006 inch (0.15 mm)
Adhesive layer
NO



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