Is Smart Device:NoFeatures:High Definition,portable,handheld,digitalTheory:Metallurgical MicroscopeMaterial:Optical GlassDrawtube:TrinocularMagnification Ratio:500x & UnderZzcat Model:935.tOrigin:Mainland Certification:NoneQuality Standard:Eu Usa Top And Oem:YesPackage:Packed In Safety Export Plastic Box With SpongeApplication:Widely Used In Microscope FieldModel :Fhcw09.935.t Microscope Calibration SlideMicrometer Size:25mm X 75mm X 1.1mm1 Div:0. 1mmMeasuring Range:0.1mm X 100 = 10mm