我司***代理SCHOTT环形光导，光源。MidiRinglightsFor19to53mmObjectiveDiametersSCHOTTringlightsemitintense,uniform,andshadow-freeilluminationforMachineVisionandMicroscopyapplicati***.MidiFeatures1.Fitmicroscopeandcameraobjectivesfrom38to53mm.2.Workingdistanceis1.25"to3.5"(32to89)*.详细资料及联系方式见：http://Email：kenny.ma@)