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US4305643A · kind A · utility
10Cited by
1References
13Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 10, 1979 |
| Grant date | Dec 15, 1981 |
| Priority date | — |
| Expiry date | Dec 10, 1999 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B27/025
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
An optical device for viewing a sample contained within a holder (e.g., pair of glass slides), featuring an array of lenses and a collimating plate for illuminating spaced-apart narrow areas of the sample, and another lenticular array and collimating plate for viewing the illuminated areas.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.