IR Laser Pointer: here’s a strange find- a laser pointer that emits a beam in the infrared wavelength of 810 nm, which is invisible to human vision. We can see the effect of the IR beam on a radiometer as compared to an equal low wattage green laser beam of 532 nm. The IR beam seems to heat up the panel more effectively. What is the use of an invisible laser pointer? My guess is that it may have some use when wearing night vision goggles. Since IR is invisible, great care should be taken with th
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IR Laser Pointer: here’s a strange find- a laser pointer that emits a beam in the infrared wavelength of 810 nm, which is invisible to human vision. We can see the effect of the IR
Physicsfun. . IR Laser Pointer: here’s a strange find- a laser pointer that emits a beam in the infrared wavelength of 810 nm, which is invisible to human vision. We can see the effect of the IR beam on a radiometer as compared to an equal low wattage green laser beam of 532 nm. The IR beam seems to heat up the panel more effectively. What is ...
163.7K viewsJan 31, 2025
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