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Hans Jörg Ohler and Christoph Franz take over management at laser-monitoring system manufacturer 4D | Laser Focus World
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![Coherent Inc on Twitter: "🕘 There's still time to register for #PhotonicsNext by @LaserFocusWorld to listen to Joerg Neukum discuss how our diode lasers pump fiber lasers with more efficiency! ➡️ https://t.co/FAxrLm7nB7 # Coherent Inc on Twitter: "🕘 There's still time to register for #PhotonicsNext by @LaserFocusWorld to listen to Joerg Neukum discuss how our diode lasers pump fiber lasers with more efficiency! ➡️ https://t.co/FAxrLm7nB7 #](https://pbs.twimg.com/media/E4lDRHcWYAEVJ5W.jpg)
Coherent Inc on Twitter: "🕘 There's still time to register for #PhotonicsNext by @LaserFocusWorld to listen to Joerg Neukum discuss how our diode lasers pump fiber lasers with more efficiency! ➡️ https://t.co/FAxrLm7nB7 #
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