... , 300mm, 400mm four objectivesMagnification changer: 3-step: 0.6X, 1X, 1.6XTotal Magnification: 2.4X-12XIllumination: Coaxial ... changer3-step magnification change: 0.6X, 1X, 1.6XFocal length of objective4 objectivesF=200, 250, 300 ... .4X-12XBeamsplitter No50:50 BeamsplitterDemonstratorOptionalTV adapterC-mount 1/3 inch CCD attachablePhoto adapterOptionalFine focusing range10mmFilterBuilt-in green and ...