Request InfoALPHALAS GmbHTunable zero-order wave plates from Alphalas GmbH can be adjusted for wavelengths in the 150- to 7000-nm and 1- to 19-µm ranges. The bandwidth varies from 100 to 300 nm, depending on the wavelength. Available in λ/4 or λ/2 phase retarder versions, the wave plates are suitable for applications with femtosecond lasers and optical parametric oscillators. They also can be used for general polarization measurement and control, laser research, spectroscopy and nonlinear optics.See full productRelated content from Photonics MediaPRODUCTSBioPhotonics.com March 2024 IssueErbium Fiber LaserThe ELMO 780 XHP from Menlo Systems is a high-power, industry-grade femtosecond erbium fiber laser that can be used in applications such as multi-photon microscopy and 3D nano printing. 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