CN211955880U - 一种用于智能门铃的透镜结构 - Google Patents
一种用于智能门铃的透镜结构 Download PDFInfo
- Publication number
- CN211955880U CN211955880U CN202020659553.9U CN202020659553U CN211955880U CN 211955880 U CN211955880 U CN 211955880U CN 202020659553 U CN202020659553 U CN 202020659553U CN 211955880 U CN211955880 U CN 211955880U
- Authority
- CN
- China
- Prior art keywords
- visual area
- fresnel
- small
- intelligent doorbell
- lens structure
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000000007 visual effect Effects 0.000 claims abstract description 62
- 230000006698 induction Effects 0.000 claims abstract description 5
- 230000003287 optical effect Effects 0.000 claims description 13
- 238000001514 detection method Methods 0.000 abstract description 20
- 208000001491 myopia Diseases 0.000 description 3
- OAWXYINGQXLWOE-UHFFFAOYSA-N (2-acetyloxybenzoyl) 2-acetyloxybenzoate Chemical compound CC(=O)OC1=CC=CC=C1C(=O)OC(=O)C1=CC=CC=C1OC(C)=O OAWXYINGQXLWOE-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000036760 body temperature Effects 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
Landscapes
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
Abstract
Description
Claims (8)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202020659553.9U CN211955880U (zh) | 2020-04-27 | 2020-04-27 | 一种用于智能门铃的透镜结构 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202020659553.9U CN211955880U (zh) | 2020-04-27 | 2020-04-27 | 一种用于智能门铃的透镜结构 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN211955880U true CN211955880U (zh) | 2020-11-17 |
Family
ID=73162420
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202020659553.9U Active CN211955880U (zh) | 2020-04-27 | 2020-04-27 | 一种用于智能门铃的透镜结构 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN211955880U (zh) |
-
2020
- 2020-04-27 CN CN202020659553.9U patent/CN211955880U/zh active Active
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US6160479A (en) | Method for the determination of the distance and the angular position of an object | |
US7375313B2 (en) | Aimable motion-activated lighting fixture with angulated field | |
CN101915947A (zh) | 一种菲涅尔透镜、探测器及安防系统 | |
US20150084517A1 (en) | Motion Detection System | |
CN105758528A (zh) | 分区式红外感应器 | |
CN211955959U (zh) | 一种用于室内安防系统的透镜结构 | |
CN211955880U (zh) | 一种用于智能门铃的透镜结构 | |
CN208283583U (zh) | 一种菲涅尔透镜 | |
CN212391629U (zh) | 一种用于温控器的透镜结构 | |
CN211954449U (zh) | 用于室内夜灯的透镜结构 | |
JPH09243354A (ja) | 太陽位置検出センサー | |
CN217156849U (zh) | 一种用于智能门铃的透镜结构 | |
CN211959330U (zh) | 用于室外摄像头的透镜结构 | |
CN216526363U (zh) | 一种智能门铃用透镜结构 | |
CN217156848U (zh) | 一种智能室外摄像头用透镜结构 | |
US10980095B2 (en) | Pyroelectric infrared sensor based lighting control device and system | |
CN216526361U (zh) | 一种用于安防的室外猫眼透镜结构 | |
CN216531507U (zh) | 一种室外摄像头安防用透镜结构 | |
CN216526360U (zh) | 一种用于室外照明安防一体的透镜结构 | |
CN219695539U (zh) | 一种用于门铃感应的透镜结构 | |
CN212226947U (zh) | 用于安防led手电的透镜结构 | |
CN218181137U (zh) | 一种用于智能门铃感应的透镜结构 | |
CN217404562U (zh) | 一种用于室内智能场景面板开关的透镜结构 | |
CN212255769U (zh) | 用于幕帘探测器的透镜结构 | |
CN217132243U (zh) | 一种用于智能温湿度计感应的透镜结构 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20240307 Address after: Office 210, Warehouse 3, Haize Logistics Park, No. 566 Lanzhou Road, Tianjin Free Trade Zone (East Xinjiang Comprehensive Bonded Zone), Binhai New Area, Tianjin, 300000 (under the custody of Tianjin Zhongjiang Ruida Business Secretary Co., Ltd., No. 010) Patentee after: Tianjin Yanshi Optical Technology Co.,Ltd. Country or region after: China Address before: Room 510, 5th floor, building 4, Anshun building, shuiyoucheng business district, Dafeng Road, Hongqiao District, Tianjin Patentee before: Tianjin Aishi Kairui Technology Development Co.,Ltd. Country or region before: China |