LASER COMPONENTS has added three new models to its portfolio of IR sensor cards: • LDT-007BN for low-power Nd:YAG lasers converts IR radiation of 700nm to 1400nm into visible red light of 654 nm. • ...
I recently had to build an infrared close proximity sensor that could tell if something was dropped in a parcel delivery drop box. After some searching, I ended up using a microcontroller and a piece ...
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