Industry Patents
Patent: 10174911
Filter, CMY Color Mixing Assembly Using the Filter and Optical System Thereof
(Click image for PDF of full patent)
| Patent Number: |
10174911 |
| Title: |
Filter, CMY Color Mixing Assembly Using the Filter and Optical System Thereof |
| Abstract: |
The present invention relates to a filter, a CMY color mixing assembly
using the filter and an optical system thereof. Said filter comprises a
substrate and a filtering film plated on the substrate, and the filtering
film comprises a uniform region and a color mixing region. The thickness
of the filtering film in the uniform region is uniform, while the
thickness of the filtering film in the color mixing region is not
uniform. The thickness of the filtering film in the uniform region is
greater than or equal to the thickness of the filtering film in the color
mixing region, and the thickness of the filtering film of a central
region of the color mixing region is greater than the thickness of the
filtering film of side regions of the color mixing region. Said color
mixing region is provided at a side where the filter first accesses to a
light path.
|
| Country of Issue: |
US |
| First Named Inventor: |
Jiang |
| Assignee: |
Guangzhou Haoyang Electronic |
| Continuation or Divisional of: |
|
| International Classification: |
G02B 27/10 |
| US Classification: |
F21V 9/40 |
| Issue Date: |
01-08-2019 |
| Filing Date: |
10-11-2015 |
| Application : |
15/303476 |
| Notes: |
|
| Link to Patent at freepatentsonline.com: |
10174911 at Freepatentsonline |
| Link to World Patent Family1: |
World Patent Family at European Patent Office |
| Link to Google Patents1: |
10174911 at Google Patents |
1. The Google Patents and World Patent Family links will likely not work until a few weeks
after the patent has issued - they take a while to get new patents in their systems.
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