Developed from and based on the TAPPI Dirt Estimation Chart, this custom transparency is used to measure the size of spots, defects, or inclusions over the range of 0.02 to 5.00 square millimeters in paper and other industrial materials such as textiles or plastics. Instructions for use of this transparency are outlined in.
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The chart can be used in a large number of applications where there is a need to estimate a size (area) by way of a direct comparison to a known area disk or rectangle. Applications may include, but are not limited to, the measurement of visible ink spatter on printed surfaces, the estimation of the growth rate of bio-colonies, air inclusions in transparent plastic castings and films, etc..
Regardless of how far you plan on moving, or how much time you have to decide on the details of your move, it can be an overwhelming task to even the best organizers. Moving checklist templates are designed to not only ensure you have all your belongings appropriately stowed away, but to make sure you.
The charts are manufactured from an original negative produced on photographic contact film. The film positive is produced in a NuArc Imaging System contacting frame with a NuArc light source. The NuArc Imaging System has a built-in integrator which precisely controls the exposure.
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