SEC-01 Size Estimation Chart (Transparency) with Ruler
- Imaging: Charts are first generation for increased accuracy. Imaged at 4000 DPI or greater..
- Material: Fuji .007 polyester dimensionally stable lithographic film..
- Calibration (not certified): A densitometer is used to calibrate the imaging equipment. A Bishop Certified glass scale and an Edmund Scientific 60 power microscope to measure each stated feature.
- Accuracy: We guarantee the film when manufactured is accurate at the following specifications. DMIN:0.08 or less DMAX: 4.0 or greater Line Width less than .0004 of original feature with Geometric and Scaling Accuracy: +/-.0025” over 24” Accuracy at your facility may be affected by storage and handling.