MODELNo.M830C(8x30)InspectionitemsSpecificati***Magnification8xObjectiveDiameterφ30ExitPupilDiameterφ3.75FieldofView-Angular8°EyeRelief16.5mmMinimumFocusDistance9mRelativeBrightness18.5mmDarkIndex16.6mmResolution(Center)≤6.7″ImageTilt≤1°ImageParalleli***≤30′ObjectiveLens4PIECESAGGLUTINATIONEyepieceLens3GROUPS4PIECESAnti-ReflectiveLensCoatingFMCAnti-ReflectivePri***CoatingFMCPri***SystemPorroFocusSystemIndividualfocusMECHANICALPERFORMANCEClosedInterpupillaryDistance56mmOpenInterpupillaryDistance74mmDIMENSIONALWeight(BinocularOnly)600gSize(Measurements)167X77X120SPECIALFEATURESArmorYESTripodMountingScrewYESNitrogenFillYES)