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Verity IA Light & Dark

This is the classic speck and particle identifier.  Dirt specks and other anomalies are identified apart from their background, counted, sorted by shape category and measured for area.

Totals Reported In Excel

Total Count & PPM
Average Circularity of Speck
Area Covered by Specks
Average Area of Speck

The Verity IA Difference

3 Different Speck Types In 1  Scan:
•Dark Object – Light Background
•Light Object – Dark Background
•Special Conditions – Color, Size, Shape, Luminosity

Materials Measured

Paper & Board Samples
Pulp Handsheet
Coated Paper and Board
Non-woven Materials
Dust-Containing Felt Pad

What's Included

Verity IA Light & Dark software
Optional scanner & stand
Weighted pallet

Who Uses It:

Pulp labs, paper labs, paper testers, University paper science programs, non-wovens producers, suppliers to paper or non-wovens producers, Chemical suppliers, board makers, coating operations.

Paper Production Testing

Verity IA Light & Dark containment identifier can be used in wet-end and dry-end operations to quantify anomalies. Up to three different anomaly types can be quantified.

Hardware Needed:

A standard PC with Windows 7 and a copy of Excel loaded.

Verity IA supplies a weighted specimen pallet to hold curled samples flat.
A transmitted light system may be needed if looking at wet materials for embedded specks or stickies.

Click below to see our recommended hardware specifications.


A appropriate color flatbed scanner is required. Verity IA can supply a large format flatbed scanner that accepts 12 x 12 inch specimens.

Contact Us for More Information

Use us to solve your visual properties questions.