Concentric Square Target

Product Details For Calibration of Measurement Software NIST Traceable Certificate of Accuracy Included 1mm to 50mm Squares Concentric Square Targets provide an accurate means of calibrating measurement software for image processing. The squares vary in dimensions to accommodate different fields of view. The square targets are NIST Traceable Certificate of Accuracy included. Concentric Square Targets are offered in 1 to 50mm pattern sizes. Included in the packaging is a serialized NIST Traceable Certificate of Accuracy per MIL-STD-45662A. Specifications Physical & Mechanical Properties Pattern Size (mm): 1, 2, 3, 4, 5, 10, 15, 20, 30, 40, 50 Dimensions (mm): 76.2 x 76.2 Thickness (mm): 1.50 Line Width Tolerance (mm): ±0.001 Optical Properties Coating: Vacuum Deposited Chromium Oxide (specular reflectivity <5% @ 550nm) Substrate: Many glass manufacturers offer the same material characteristics under different trade names. Learn More Float Glass Surface Quality: 20-10 Surface Flatness (P-V): λ/mm Regulatory Compliance RoHS 2015: Compliant × Certificate of Conformance: View × Reach 240: Compliant ×