Guiyang Xintian Oetech Co., Ltd.  

Product Name: High efficiency Vertical Projection Optical Optimeter (JD3) Model NO.: JD3 Type: Standard Material: Iron Usage: Industry Measure Method: Manual Measuring Force: 2N Graduation Value: 0.01mm Accuracy: 0.25 micrometer Max loade: 10kg Trademark: Sinpo Transport Package: Veneer Case Specification: ISO9001: 2000 CE Certificate Origin: Guizhou, China HS Code: 9031499090 Product Description JD3 Vertical Projection OptimeterPURPOSEThe Projection Optimeter is a high precision length-measuring instrument by comparing measures. It is extensively used to measure grade four and five of standard gauge block (JD20 may measure grade three and four of standard gauge block) and precision parts (as steel ball, roller column, precision parts of ladder shaped etc. ) for external dimensions.Features:CharacteristicsThe instrument can drive 5-grade block gauges.It can be used for the verification of high-precision plain plug gauges, thread plug gauges and precision sphere diameters.It is equipped with various worktables, convenient for replacement, in accordance with parts of different shapes.Usages:Technical parameters:Range of measurement: 0-180mmWorktableCircular plane worktable (D): φ 88mmCircular grooved worktable (D) φ 88mmSquare grooved worktable (mm) 142× 130mmSmall three-ball worktable: Used for the verification of thin black gauges small three-ball worktable: Parallel tolerance is 0.0015mmInstrument precision indexIndication errorWithin 60μ M range: ± 0.20μ MOver 60μ M range: ± 0.25μ MIndication stability: 0.1μ MProjection optimeter tubeGraduation value of dividing plate: 0.001mmGraduation range of dividing plate: ± 0.1mmMeasurement force: 2N± 0.2NFree elevating distance of measuring lever: 0.5mmFit outside diameter of projection optimeter tube: φ 28h6Fit outside diameter of measuring lever and measuring cap: φ 6g6Ambient environment of the instrument serviceRoom temperature: 20 centigrade± 3 centigradeRelative humidity: Not more than 60%Mainframe weight: 21kgOverall sizes of the instrument (mm): 340× 160× 750ModelJD3Range of measurement (mm)0~180WorktableCircular plane worktable (D)φ88mmCircular ribbed worktable (D)φ88mmSquare ribbed worktable (mm)142×130Fit outside diameter of measuring spindle and measuring cap of worktableφ6g6Allowable difference of parallelism of small three-poinit worktable0.0015mmIndication errorWithin 60μm range±0.20μmOver 60μm range±0.25μmIndication stability0.1μmProjection optimeter tubeGraduation value of dividing plate0.001mmGraduation range of dividing plate±0.1mmMeasurement force2N±0.2NFree evevating distance of measuring lever0.5mmFit outside diameter of projection optimeter tubeφ28hgFit outside diameter of measuring lever and capφ6g6Room temperature20 centigrade ±3 centigradeHumidity60%Overall size (mm)340×170×750Weight21kg