Laser Visulizer/Detector
Laser visulizer/detector, laser dectection card
laser detection
laser display cards
Laserland has laser detection card for invisible ir laser like 808nm and make the ir laser dot to green one.
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$6.86 As low as: $4.50Laser Alignment Card Double-frequency Card IR Detection Display Card 900-1100nm
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$3,000.00