Holger Mönch

Senior Expert of Product Management, TRUMPF Photonic Components

Dr. Holger Mönch is senior expert of product management at TRUMPF Photonic Components (Ulm, Germany).

(Photo credit: TRUMPF)
FIGURE 1. This VCSEL comes with an additional optical structure. A photodiode is part of the VCSEL that detects reflected light signals.
Lasers & Sources

Full sensor functionality integrated into tiny VCSELs

March 15, 2023
Vertical-cavity surface-emitting lasers (VCSELs) with an integrated photodiode not only emit light, but also detect light reflected back—enabling measurements of velocity and ...
(Courtesy of Philips Photonics)
FIGURE 1. A Philips Photonics high-power VCSEL array consists of many laser apertures in hexagonal packing and surrounded by gold contacts.
Lasers & Sources

Vertical-cavity Surface-emitting Lasers: VCSEL arrays provide leading-edge illumination for 3D sensing

Oct. 12, 2017
Vertical-cavity surface-emitting laser arrays enable power scaling for lidar and other sensing applications.