| Patent Number |
Title Of Patent |
Date Issued |
| 5754283 |
Color measuring device having interchangeable optical geometries |
May 19, 1998 |
| There is provided a high precision device for measuring the color of non-self-luminous or self-luminous objects having interchangeable optical geometries for conversion from one optical geometry to another. The device interchanges a plurality of modules, each having at least one optical |
| 4936684 |
Spectrometer with photodetector array detecting uniform bandwidth intervals |
June 26, 1990 |
| In a color measuring spectrometer employing a reflecting grating and a linear array of photodetectors for measuring different components of a spectrum, the width of the photodetectors varies throughout the length of the array. The width of each photodetector is selected so that each |
| 4932779 |
Color measuring instrument with integrating sphere |
June 12, 1990 |
| In a color measuring instrument, an integrating sphere is used to illuminate the sample and fiber optics are used to carry light diffusely reflected from the sample and from an interior wall of the sphere to a spectrometer. The transmitting ends of the fiber optic bundles are fixed i |
| 4916309 |
Appliance for converting reflectance measuring instrument into a transmittance measuring instrum |
April 10, 1990 |
| An appliance for converting an optical reflectance measuring instrument into a transmittance measuring instrument is shaped to fit in the aperture of a probe of the reflectance measuring instrument. When used as a reflectance measuring instrument, reflectance samples are positioned over |
| 4886355 |
Combined gloss and color measuring instrument |
December 12, 1989 |
| In an optical instrument for spectroscopically measuring color and gloss of a sample surface, a fiber optic probe is provided wherein light is transmitted from a light source to the probe through a fiber optic bundle. The fiber optic bundle is arranged to illuminate a surface positioned |
