| General > General Technical Chat |
| Laser Needle Controller/Sensor, Working Principles. |
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| palpurul:
--- Quote from: dunkemhigh on March 04, 2022, 02:21:44 pm ---Infrared is probably used for the same reason security systems and TV remotes use it: you can filter out visible light easily so there is little interference. --- End quote --- Thanks! You helpmed me a lot ;D |
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