CN204944672U - 一种led荧光粉相对亮度测试仪 - Google Patents
一种led荧光粉相对亮度测试仪 Download PDFInfo
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- CN204944672U CN204944672U CN201520704372.2U CN201520704372U CN204944672U CN 204944672 U CN204944672 U CN 204944672U CN 201520704372 U CN201520704372 U CN 201520704372U CN 204944672 U CN204944672 U CN 204944672U
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- fluorescent powder
- led fluorescent
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- relative brightness
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN108535226A (zh) * | 2018-03-19 | 2018-09-14 | 厦门大学 | 一种基于多路探头的荧光片发射光性能测试装置及方法 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108535226A (zh) * | 2018-03-19 | 2018-09-14 | 厦门大学 | 一种基于多路探头的荧光片发射光性能测试装置及方法 |
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Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: LED phosphor powder relative brightness tester Effective date of registration: 20170823 Granted publication date: 20160106 Pledgee: China Co truction Bank Corp Dongying Shengda subbranch Pledgor: Shandong Yingguang Advanced Materials Co., Ltd. Registration number: 2017990000789 |
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PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20190115 Granted publication date: 20160106 Pledgee: China Co truction Bank Corp Dongying Shengda subbranch Pledgor: Shandong Yingguang Advanced Materials Co., Ltd. Registration number: 2017990000789 |
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CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160106 Termination date: 20200911 |