Starrett 8440-1 4" x 7" Calibration standard for pixel calibration and verification NIST traceable Brand: Starrett ID#: 8440-1-STR |MFGID: 8440-1 Your Price: $1,540.86 Quantity discounts available QuantityPrice Return Policy Qty -+ Add to Cart Request Info Questions?CallCall Us864.433.9771|Mon-Fri 8-5 EST Share Print Product Info Product Information Description Starrett 8440-1 4" x 7" Calibration standard - used for pixel calibration and verification - NIST traceable