Patent · US Active

Amorphous carbon thin film, manufacturing method thereof and optical system including the same

US11004659B2 · kind B2 · utility

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12Claims
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Assignee

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Key dates

Filing dateAug 6, 2018
Grant dateMay 11, 2021
Priority date
Expiry dateAug 1, 2039

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01J2237/3321
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

A method of manufacturing an amorphous carbon thin film is provided. The method includes the following steps: providing a substrate in a reaction chamber; flowing a precursor and a carrier gas into the reaction chamber; and performing a PECVD method to deposit the amorphous carbon thin film on the substrate. Wherein, the precursor includes a compound having a C≡N functional group.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.