Contents
2024
Volume: 45 Issue 5
27 Article(s)

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Single-photon 3D reconstruction technology of rotating objects
Suzhen ZHENG
Single photon detection technology has become an important development direction in the field of 3D imaging because of its high sensitivity and high time resolution. APD single photon detection data is 0-1 data representing photon pulse events, which usually needs to be accumulated many times to achieve 3D imaging of t
Journal of Applied Optics
  • Publication Date: Sep. 15, 2024
  • Vol. 45, Issue 5, 879 (2024)
Design of temporal coded structured light system based on event-based camera sensor
Jingdong ZHANG, Xizhi WANG, Xuan MA, and Xiaoguang LIU
Structured light technology is a non-contact three-dimensional optical imaging technology, which can restore the three-dimensional feature information of the object by measuring the deformation of the projection pattern on the surface of the object. However, the existing structured light system designing scheme has the
Journal of Applied Optics
  • Publication Date: Sep. 15, 2024
  • Vol. 45, Issue 5, 885 (2024)
Design of optical system for disposable epidural endoscope
Yuyao LI, Chunying PANG, Yu YANG, and Xiaoling SUN
In order to obtain wide-field and clear image of the epidural space, the disposable epidural space endoscopic optical system was designed using Q-type aspherical surface. The operating band was visible light, the field of view was 90°, the F-number was 4, and the receiver was a 1/18 inch CMOS sensor. The system wa
Journal of Applied Optics
  • Publication Date: Sep. 15, 2024
  • Vol. 45, Issue 5, 896 (2024)
Design and simulation of 0.2 μm~20 μm ultra-wide spectrum metamaterial absorption structure
Ligang TAN, Meiting WEI, Jie LI, and Mingwei LUO
To realize high efficiency absorption of ultra-wide optical spectrum radiation from ultraviolet to infrared, it was designed that 0.2 μm~20 μm optical metamaterial absorption structure with high efficiency absorption. It was designed by the method of ultra-wide band partition set, 5 separate layers optimal design and n
Journal of Applied Optics
  • Publication Date: Sep. 15, 2024
  • Vol. 45, Issue 5, 903 (2024)
Thermal effect of CO2 laser on glass tubes
Fayu YANG, Jinfang SHI, Rong QIU, Yangyang HU, Decheng GUO, and Sen YANG
In the process of laser heat fusion sealing of a single glass tube, the quality of processing is inextricably linked to the temperature distribution inside the tube. Under the consideration of surface heat radiation, internal heat conduction of material and air heat convection, the finite element simulation software, w
Journal of Applied Optics
  • Publication Date: Sep. 15, 2024
  • Vol. 45, Issue 5, 923 (2024)
General progressive unsupervised image enhancement method focusing on value aware
Aiguo ZHOU, Jilin ZHAO, Shan AN, and Changhong FU
Considering the difficulty in obtaining real paired training data for low-light image enhancement and existing methods rarely consider both upstream and downstream visual tasks when developing algorithms, a progressive unsupervised image enhancement method focusing on value aware was designed, which employed a joint lo
Journal of Applied Optics
  • Publication Date: Sep. 15, 2024
  • Vol. 45, Issue 5, 937 (2024)
Global-instance feature alignment domain adaptation detection method and system design
Yuan LIU, Yaxin LOU, Ping ZHANG, Yifan YANG, Yawei LI, Lingfan WU, and Hong ZHANG
When actually applying the detection model, due to the difference between the real scene and the training data set, the effect of the detection algorithm is greatly affected. In order to obtain the better detection effect in the target scene, it is usually necessary to collect and label data and then train, which is no
Journal of Applied Optics
  • Publication Date: Sep. 15, 2024
  • Vol. 45, Issue 5, 946 (2024)
Light field images super-resolution based on sub-pixel and gradient guide
Wei WEI, Fen CHEN, Huabo ZHANG, Yingguo LUO, Peng ZHANG, and Zongju PENG
Journal of Applied Optics
  • Publication Date: Sep. 15, 2024
  • Vol. 45, Issue 5, 956 (2024)
Robust phase-coding method for absolute phase retrieval
Haojie ZHU, Yu WANG, Fangfang MEI, Chuanqi ZHOU, Yujie WANG, and Wenhui HOU
Journal of Applied Optics
  • Publication Date: Sep. 15, 2024
  • Vol. 45, Issue 5, 966 (2024)
Infrared dim target detection method based on improved YOLOv5s model
Jianjun ZHANG, Yudan CHEN, Yuling LIU, Mingming ZHANG, and Fuyu HUANG
To solve the low accuracy of target detection caused by low contrast, insufficient features, and unclear details in complex infrared scenes, an improved infrared dim target detection method based on YOLOv5s model was proposed by creating a two-way convolution and Concat (TCC) module and introducing the Huawei Ghost mod
Journal of Applied Optics
  • Publication Date: Sep. 15, 2024
  • Vol. 45, Issue 5, 975 (2024)
3D point cloud segmentation algorithm based on fused DenseNet and PointNet
Liequan WU, Zhifeng ZHOU, Yun SHI, and Pulin REN
Point cloud segmentation is crucial for key tasks, including intelligent driving, object recognition and detection, as well as reverse engineering. PointNet represents a direct point cloud data processing approach widely utilized in point cloud segmentation tasks. Nevertheless, it is associated with low segmentation ac
Journal of Applied Optics
  • Publication Date: Sep. 15, 2024
  • Vol. 45, Issue 5, 982 (2024)
Modulation transfer function testing system for EBAPS
Chaohong ZHOU, Yunsheng QIAN, and Jingzhi ZHANG
Electron bombarded active pixel sensor (EBAPS) is a new type of vacuum solid hybrid low light night vision device, and the modulation transfer function (MTF), as one of the performance parameters of EBAPS, can reflect the transmission ability of imaging systems to different frequency components. However, there is curre
Journal of Applied Optics
  • Publication Date: Sep. 15, 2024
  • Vol. 45, Issue 5, 992 (2024)
Method for automatically detecting light effect of comprehensive mirror body of medical fiber endoscope
Zhuangzhuang LI, Yang XIANG, Weidong AN, Lei HUANG, and Lin LIU
Journal of Applied Optics
  • Publication Date: Sep. 15, 2024
  • Vol. 45, Issue 5, 1001 (2024)
FDM printing trajectory measurement and quality evaluation method based on infrared imaging
Yuetong ZHANG, Wenliang CHEN, Xiangjun WANG, Feng LIU, and Meiyi WANG
Fused deposition modeling (FDM) is a hot working process, the research on temperature and motion accuracy in the printing process are independent directions, and the shape of the high temperature filament in the infrared image is usually not concerned, making it impossible to detect the operating status and temperature
Journal of Applied Optics
  • Publication Date: Sep. 15, 2024
  • Vol. 45, Issue 5, 1008 (2024)
Spectrum analysis of low frequency vibration in interferometry
Wujun LYU, Sen HAN, Jidong XU, Yuhang SHEN, Linghua ZHANG, Ying YANG, and Jingming GUO
Journal of Applied Optics
  • Publication Date: Sep. 15, 2024
  • Vol. 45, Issue 5, 1019 (2024)
Research on sapphire optical fiber temperature measurement technology for aeroengine
Fei ZHAO, Long ZHANG, and Yaping ZHAO
Journal of Applied Optics
  • Publication Date: Sep. 15, 2024
  • Vol. 45, Issue 5, 1025 (2024)
Topological optimization and machining experiment of lightweight aluminum mirror
Chupeng ZHANG, Xianzhao YANG, and Xiao CHEN
Journal of Applied Optics
  • Publication Date: Sep. 15, 2024
  • Vol. 45, Issue 5, 1034 (2024)
Development of visible near-infrared wavelength reference materials
Zhenyuan ZHANG, Xinhua CHEN, Guojin FENG, Qiaoxiang ZHANG, and Chundi ZHENG
Journal of Applied Optics
  • Publication Date: Sep. 15, 2024
  • Vol. 45, Issue 5, 1042 (2024)
Research on high surface shape accuracy filter fabricated by dual-deposition method
Ying DONG, Zhong TAO, Xingmei ZHAO, Jiantao SHI, and Guan WANG
The preparation of high surface shape accuracy bandpass filter by double-sided coating method was studied, and the HWB900 substrate high surface shape accuracy bandpass filter film with outer diameter of Φ 25 mm and diameter-thickness ratio of 10:1 was prepared by dual-deposition. On one side the bandpass filter film w
Journal of Applied Optics
  • Publication Date: Sep. 15, 2024
  • Vol. 45, Issue 5, 1049 (2024)
Two-dimensional multiphysics field simulation of laser damage
Xinzhuo TANG, Haochun ZHANG, Ziyang ZHOU, and Xi LUO
The analytical study of the laser damage process can assist in the study of laser protection materials and also provide suggestions for laser processing. Therefore, a two-dimensional multi-physics field model based on COMSOL was developed for the laser ablation process of materials coated with high-reflectivity metals.
Journal of Applied Optics
  • Publication Date: Sep. 15, 2024
  • Vol. 45, Issue 5, 1056 (2024)
Parameter optimization of laser displacement sensor based on gravitational search algorithm
Wei ZHANG, Wenjian CHEN, and Wusen LI
Journal of Applied Optics
  • Publication Date: Sep. 15, 2024
  • Vol. 45, Issue 5, 1064 (2024)
Experimental study on back-illuminated CMOS image sensor irradiated by CW laser
Yongbo XU, Yunzhe WANG, Changbin ZHENG, Yang LIU, Xiangzheng CHENG, and Junfeng SHAO
Compared to the front-illuminated structure, the back-illuminated complementary metal oxide semiconductor (CMOS) image sensor significantly improves the shooting effect in low light environments, and lasers have different interference and damage mechanisms on different sensor structures. To investigate the impact of la
Journal of Applied Optics
  • Publication Date: Sep. 15, 2024
  • Vol. 45, Issue 5, 1072 (2024)
Experimental and simulation study of dual-wavelength fiber laser based on intracavity filtering effect
Wanfeng XIANG, Jie CHEN, Yuqing GUO, Xiaoyu WANG, and Juanfen WANG
The experimental and simulation studies of a wavelength multiplexed mode-locked fiber laser based on Lyot filter effect were demonstrated. An all-fiber Lyot filter and a single-walled carbon nanotube saturated absorber were introduced into a fiber laser to filter the cavity gain spectrum and destroy single transmission
Journal of Applied Optics
  • Publication Date: Sep. 15, 2024
  • Vol. 45, Issue 5, 1079 (2024)
Research on multi-aperture receiving characteristics of optical transmission based on composite phase plate
Yaxin YANG, Haifeng YAO, Zhi LIU, Jingfeng ZANG, Jiantong ZHAO, Shaoqian TIAN, and Zhongyu CAO
Multi-aperture receiving technology can effectively suppress intensity scintillation in wireless laser communication. However, the effect of the diameter, spacing and number of receiving aperture on improving the performance of wireless laser communication is not clear and complete. Therefore, an optical transmission m
Journal of Applied Optics
  • Publication Date: Sep. 15, 2024
  • Vol. 45, Issue 5, 1085 (2024)
Research Articles
[in Chinese]
Journal of Applied Optics
  • Publication Date: Sep. 15, 2024
  • Vol. 45, Issue 5, 1 (2024)
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