| Comparison : | 
									Item # 0009-5165, KRS-5 25mm Wire Grid Polarizer Item # 0009-5169, Calcium Fluoride 25mm Wire Grid Polarizer Item # 0009-5170, Barium Fluoride 25mm Wire Grid Polarizer Item # 0009-5171, Zinc Selenide 25mm Wire Grid Polarizer Item # 0009-8429, KRS-5 50mm Wire Grid Polarizer
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