scholarly journals Light intensity distribution in images from rigid endoscopes used in minimal access sinus surgery

Author(s):  
Eric W. Abel ◽  
Nikolaos Fotiadis ◽  
Paul S. White

Crystals ◽  
2018 ◽  
Vol 8 (9) ◽  
pp. 335 ◽  
Author(s):  
Wei-Hsiung Tseng ◽  
Diana Juan ◽  
Wei-Cheng Hsiao ◽  
Cheng-Han Chan ◽  
Hsin-Yi Ma ◽  
...  

In this study, our proposed ultraviolet light-emitting diode (UV LED) mosquito-trapping lamp is designed to control diseases brought by insects such as mosquitoes. In order to enable the device to efficiently catch mosquitoes in a wider area, a secondary freeform lens (SFL) is designed for UV LED. The lens is mounted on a 3 W UV LED light bar as a mosquito-trapping lamp of the new UV LED light bar module to achieve axially symmetric light intensity distribution. The special SFL is used to enhance the trapping capabilities of the mosquito-trapping lamp. The results show that when the secondary freeform surface lens is applied to the experimental outdoor UV LED mosquito-trapping lamp, the trapping range can be expanded to 100π·m2 and the captured mosquitoes increased by about 300%.



1995 ◽  
Author(s):  
Keisuke Tsudaka ◽  
Manabu Tomita ◽  
Minoru Sugawara ◽  
Hiroichi Kawahira ◽  
Satoru Nozawa




2021 ◽  
Vol 102 (2) ◽  
pp. 159-164
Author(s):  
Abhinav Shukla ◽  
Yue Kuo


2002 ◽  
Author(s):  
Xiangning Li ◽  
Liner Zou ◽  
Longyun Xu ◽  
Jiabi Chen ◽  
Yi Wang


Author(s):  
Caili Wang ◽  
Sanzhao Wang ◽  
Shiyong Xie ◽  
Puguang Song ◽  
Xian Zhang ◽  
...  


2011 ◽  
Vol 40 (8) ◽  
pp. 1205-1210
Author(s):  
林林 LIN Lin ◽  
李兵斌 LI Bing-bin ◽  
过振 GUO Zhen ◽  
王石语 WANG Shi-yu ◽  
刘海强 LIU Hai-qiang ◽  
...  


2014 ◽  
Vol 43 (2) ◽  
pp. 203002
Author(s):  
陈海良 CHEN Hai-liang ◽  
马明建 MA Ming-jian ◽  
李建设 LI Jian-she


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