Image 1 Coherent FACTOR Series fiber-coupled diode laser pumpsPITTSBURGH, Jan. 22, 2025 (GLOBE NEWSWIRE) -- Coherent Corp.

There are wireless computer mice, touchpads, TV remotes, and laser pointers … and then there's the Xring D13. It combines all of those tools in one wireless device, which could be yours for US$109.

Building on recent achievements at an emission wavelength of 450 nm, Swiss company Exalos has announced narrow-linewidth DFB GaN-based laser diodes operating at 405 nm and 488 nm.

This design enables a narrow linewidth (typically 20 MHz at 450 nm) and wavelength precision. Additionally, the lasers ...