Our 2" square linear polarized filter slide has a 1-3/8" x 15/16" window. Nice for classroom demonstrations and home-schooling use. Made in the USA.

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Our 2" square linear polarized filter slide has a 1-3/8" x 15/16" window. Nice for classroom demonstrations and home-schooling use. Made in the USA.

  • Our 2" square linear polarized filter slide has a 1-3/8" x 15/16" window.
  • Nice for classroom demonstrations and home-schooling use. Made in the USA.
  • You will receive a pkg (4)

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