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Cobra Optics 3mm IR Filter Sheet (10x10cm)
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CLAREX® NIR Infrared Cut Filters
pass 930nm size 100x100x1mm PMMA IR pass filter plastic material - AliExpress
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15mm Square IR Cut-Off Filter | Edmund Optics
Quick-and-easy IR-passing / Visible-blocking Optical Filter – The Smell of Molten Projects in the Morning
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Optolong UV / IR Cut Filter - 1.25"
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Optical Filter IR Cut Filter UV Bandpass Filter IR Long Pass Filter Short Pass Filter Narrow Bandpass Filter Dichroic Filter - China Optical Filter, IR Cut Filter | Made-in-China.com
Visualplas IR Pass Filter
OPTIR 1.0 NG 305 X 100 - Instrument Plastics - Filter, Infrared, 100 mm x 305 mm
Plastic IR Pass Filter Long Wave Pass Filter & Blocking visible light 50*50mm | eBay