Optics Basics and Types of Optical Filters

TitleDescriptionNotes / Slides PDFsSemrock Optical FiltersAn overview of Semrock bandpass filters and other types of optical filters, their scope, applications, and market.DownloadFilters for Fluorescence ApplicationsEducational material on the basics of fluorescence, fluorescence-based instrumentation, and types of optical filters such as bandpass optical filters used in fluorescence applications.DownloadFilters for Raman Spectroscopy & Laser Apps.An overview of common Raman configurations and types of Semrock filters used for Raman spectroscopy and Laser applications DownloadConstruction of Optical FiltersBasis of construction of an optical filter considering interference and reflection of light.DownloadTechnical Aspects of Flatness, RWE, and TWE in Dichroic MirrorsThis resource explores the impact of transmitted wavefront error (TWE) and reflected wavefront error (RWE) on the flatness of a dichroic mirror. Understanding these technical aspects is crucial, as the flatness significantly influences the overall performance of the dichroic filter.DownloadNon-normal Angles of IncidenceSpectrum of non normal angle of incidence in optical filters.DownloadSpecifying Filter SpectraAn overview of discrepancy between real and measured spectral data and how to handle it.DownloadBlockingAn overview of working with optical density and relationship between blocking and signal in an optical filter.DownloadCoherence and Combining FiltersAn introduction to coherence, its types, measurement, and combination of filters to achieve coherent and incoherent light.DownloadDispersion and FiltersImpact of optical filter dispersion and partial impact of dispersion on a filterDownloadPolarization and FiltersAn overview of polarization, its types and why it matters? How the state of polarization is changed by a filter.Download