ABOUTGRATING(1)
Mechanicallyruledorholographicallyrecorded-ourgratingsexcelinprecisionandefficiencyManyyearsofexperienceinthedevelopmentandmanufactureofdiffractiongratingsmakeCarlZeissfortherightaddressofdiffractionoptics.Thetechnicalbasisofproductionareholographicexposuresystemsandultra-high-precisionrulingengineswhichoffermultiplepossibilitiesofmodification.Thebenefitsofholographicallyproducedgratingsaretheirhighdiffractionefficiency,evenwithhighgroovefrequencies,andtheirverylowstraylight.Holographicproceduresalsoallowthegenerationofasymmetricandsymmetricgrooveprofiles.MechanicallyruledZeissgratingsdistinguishbyaparticularlyuniformgroovespacing,resultinginlowstraylight.Thisensuresthatspectrometershaveahighdetectionsensitivityevenforlow-intensitysignalsandprovideincreasedmeasurementaccuracyinthevisibleandinfraredranges.
Inadditiontoourstandardlineofgratings,wealsoproducecustomisedgratings,allowingustomeetthecriticaldemandsmadebyquality-conscioususersinspectroscopyandlasertechnology.CarlZeissproduces:Mechanicallyruledplanegratingsforthespectralrangefrom0.5nmto40μm.Groovefrequency4to3000grooves/mm.Holographicallyproducedplaneandconcavegratingsforthespectralrangefrom150nmto5μm.Groovefrequency40to6400grooves/mm.Diffractive,holographicallyproducedbeamshapingoptics(HOE)forlaserapplicationsandbeamsplitterwithafixedandavariablesplittingratio,resonatorgratingsandcollimatorsforlaserdiodes.
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