AdTech Optics, a California-based developer of quantum cascade lasers, offers a broad selection of products spanning the mid-infrared range.Lasers are available at wavelengths of 3.8, 4.71, 7.23 ...
The transmitter is a set of lasers, one is visible red for aiming, and the other is infrared for measuring the vibration of a surface. Point the transmitter at the window of the room you want to ...
Or worse, you may get a product with unwanted bugs features, like some green lasers that also emit strongly in the infrared wavelengths. Sure, getting a free death ray in addition to your green ...