image: Schematic view of the final gas sensing microsystem based on a low-cost polymer microresonator and the use of a vertical laser diode (VCSEL) as a probing source. view more Credit: The ...

While VCSEL diodes typically produce a laser output beam at a certain well-defined wavelength, if the diode's operating temperature changes, the output wavelength will also change.

While VCSEL diodes typically produce a laser output beam at a certain well-defined wavelength, if the diode’s operating temperature changes, the output wavelength will also change.

The global laser diode market is projected to grow from USD 5.9 billion in 2022, to USD 10.9 billion in 2027, at a CAGR of 13.1% between 2022 and 2027. One of the factors driving the growth of the ...

The MAX3798 is available in a 32-pin, 5- by 5-mm thin quad flat no-lead (TQFN) package. Prices for the device start at $6.18 in quantities of 10,000 or more. LOUIS E. FRENZEL ...

VCSEL swept-source technology is known to be a route to faster wavelength sweep speeds in OCT and new imaging capabilities, although the nature of traditional VCSEL diodes typically means that the ...

Fast-tuning VCSEL detects methane 07 Feb 2003 The 1.68 micron laser can measure gas concentrations every 200 ns. A research team based in Austria and Germany has used a vertical-cavity ...