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However, some applications require unconventional approaches. This Design Idea design concerns circuitry I recently designed for a tunable-diode laser spectrometer for a Mars-exploration application.
I recently got offered a laser engraver for review, and the plain novelty factor meant I couldn’t turn it down. The Neje DK-8-KZ 1000mW laser engraver a $83 gadget that could be used to ...
At its most basic, the Game Frame is a display — but it’s a very nice-looking one. A premade set of LEDs shine through a laser-cut grid, which prevents light from one pixel from leaking into ...
AAXA claims 1,500 lumens, which, like most brightness claims, is a bit high. In the Boost laser mode and Light picture mode, I got 456. This is still really bright for a small, inexpensive projector.