Compact modulation transfer function colorimeter
US11624654B1 · kind B1 · utility
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10Claims
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Key dates
| Filing date | Nov 15, 2022 |
| Grant date | Apr 11, 2023 |
| Priority date | — |
| Expiry date | Nov 15, 2042 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01J3/2823
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A colorimeter configured to receive central rays and marginal rays, the colorimeter including an image sensor configured for receiving the central rays to produce a first image; a spectrometer configured for receiving the marginal rays to produce a second image; and at least one optical device configured to reflect at least a portion of the marginal rays through a light path to the spectrometer, wherein the first image and the second image are aggregated to produce a total image that is more extensive than the first image.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.