Request InfoPrinceton Optronics Inc.MERCERVILLE, N.J., Oct. 5, 2011 — Princeton Optronics Inc. has launched a vertical-cavity surface-emitting laser (VCSEL)-based 900-W end-pumping module for pumping Nd:YAG lasers. The device delivers >900 W of quasicontinuous-wave power at 808 nm, is highly reliable and operates at temperatures >50 °C. It has four small VCSEL chips connected in series, each delivering 230 W of output power. The chips are mounted on a copper block that can be mounted on the heat sink by the customer. The module is suitable for users who want a ready-made pump for pumping of solid-state lasers, pulsed illumination and...See full productRelated content from Photonics MediaPRODUCTSPhotonics Spectra June 2023 IssueCO2 Laser Focusing LensesLaser Research Optics’ CO2 zinc selenide (ZnSe) laser focusing lenses are designed for 10.6-µm, 200-W to 400-kW steel cutting lasers that cut heavy steel fabrications. 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