UHR Laser Profilometry Equipment for 155mm M776 M284 cannon bore measurement

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1.0 DescriptionThis equipment is required to be used with YPG existing Video Bore Inspection System and Laser Bore Inspection System measurement equipment, providing ultra-high-resolution UHR non-contact laser profilometry measurement for 155mm M776 and M284A2 cannon gun tubes. These specifications are required to ensure compatibility.2.0 Deliverables2.1 Qty 1, 155mm Large Caliber Laser Profilometry Scanner Assembly, UHR2.2 Qty 1, 155mm Large Caliber Calibration Ring, UHR3.0 Specification, 155mm Large Caliber Laser Profilometry Scanner Assembly, UHR3.1 Compatibility: must be fully compatible with existing VBIS, LVDT, and LBIS equipment, and shall support 155mm bore sizes.3.2 Key Specifications3.2.1 Axial Scan Resolution: Adjustable, 0.25 mm or 0.01 inch minimum3.2.2 Rotary Scan Resolution: Adjustable, 0.1 mm or 0.004 inch minimum3.2.3 Sensor Resolution: 0.005 mm or 0.0002 inch3.2.4 Measurement Repeatability: 0.012 mm or 0.0002 inch3.2.5 Measurement Accuracy ? Bore: Better than �0.012 mm or �0.0005 inch 3.2.6 Laser Power: less than 5 mW3.2.7 Laser Power Classification: IEC Class 3R3.2.8 Laser Spot Size: 0.025 mm or 0.0005 inch3.2.9 Laser Measurement Range: 152.43 ? 160.05 mm or 6.001 ? 6.301 inch 3.2.10 Centering Device Range: 149.5 ? 163.6 mm or 5.89 ? 6.44 inch4.0 Specification, Large Caliber Laser Profilometry Scanner Assembly4.1 Compatibility: must be fully compatible with existing VBIS, LVDT, and LBIS equipment, and shall support 155mm bore sizes.4.2 Key Specifications:4.2.1 Configuration: 3-step ring, with each step diameter within the Laser Measurement Range of the corresponding bore size scanner assembly4.2.2 Step Calibration Uncertainty: each step measured to better than 0.00005 inch or 1.27 �m uncertainty4.2.3 Certification: NIST Traceable

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