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Cobra Optics 3mm IR Filter Sheet (10x10cm)
IR Blocking Filter
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Size Diameter 45mm And 2mm Thickness 940nm IR Pass Filter PMMA Acrylic Material
pass 930nm size 100x100x1mm PMMA IR pass filter plastic material - AliExpress
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Baader IR-Pass Filter (685 nm)
Big Size 500x350x3mm 800nm 850nm IR Pass Filter Material PC PMMA Acrylic Plastic Plate - AliExpress