Polarizing Films, An effective yet economical tool for demonstrating polarization of light, Each

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Available mounted or unmountedThree sizes: 2 × 2 in. (5 × 5cm), 3 × 3 in. (7.6 × 7.6cm), 6 × 6 in. (15.2 × 15.2cm))Order Info2 × 2 in. films are available in packs of 10 and 3 × 3 in. and 6 × 6 in. films are sold individually.