Cytological system illumination integrity checking method
US5991462A · kind A · utility
1Cited by
20References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 15, 1997 |
| Grant date | Nov 23, 1999 |
| Priority date | — |
| Expiry date | Aug 15, 2017 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06V20/69
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A method for checking cytological system illumination including the steps of checking global illumination variation, static field uniformity, dynamic field uniformity, specimen thickness variation, strobe repeatability, calibration plate cleanliness, and strobe dropout. A calibration plate and test target is employed for various illumination checks.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.