Works matching DE "FOCAL length"

Results: 784

Toward Taper-Free Structures in Ultrashort Pulse Laser Ablation Using Liquid Crystal Spatial Light Modulators.

Published in:

Journal of Laser Micro / Nanoengineering, 2025, v. 20, n. 1, p. 16, doi. 10.2961/jlmn.2025.01.2003

By:

Osbild, Martin;
Hesker, Mario;
Battermann, Moritz;
Gang Lu;
Haasler, Dennis

Publication type:

Article

MFBCE: A Multi-Focal Bionic Compound Eye for Distance Measurement.

Published in:

Sensors (14248220), 2025, v. 25, n. 9, p. 2708, doi. 10.3390/s25092708

By:

Liu, Qiwei;
Wang, Xia;
Xue, Jiaan;
Lv, Shuaijun;
Wei, Ranfeng

Publication type:

Article

Electro Optical Infrared (EOIR): a high performance infrared camera for EOS-08 satellite.

Published in:

International Journal of Remote Sensing, 2025, v. 46, n. 10, p. 3944, doi. 10.1080/01431161.2025.2495997

By:

Kumar, Ashok;
Kumaran, Rajiv;
Thapa, Nitesh;
Desai, Jalshri;
Atreya, Ravi;
Jain, Ankur;
Kuchana, Rakesh;
Pal, Yesh;
Munjal, Prabal;
Garg, Ankur

Publication type:

Article

Design and characterization of a compact Einzel lens for portable quadrupole mass spectrometry (QMS).

Published in:

Instrumentation Science & Technology, 2025, v. 53, n. 3, p. 351, doi. 10.1080/10739149.2024.2391522

By:

Mehta, Khushbu;
Minhas, Ashudeep;
Kaur, Maninder;
Kumar, Amit;
Rangra, Kamaljit;
Bansal, Deepak

Publication type:

Article

Multi‐objective optimization in roll‐to‐roll UV embossing for manufacturing linear Fresnel lenses.

Published in:

Polymer Engineering & Science, 2025, v. 65, n. 5, p. 2624, doi. 10.1002/pen.27171

By:

Yu, Cheng‐Long;
Wu, Cheng‐Hsien

Publication type:

Article

面向 PTZ 相机纯旋转运动的全局式影像定向方法.

Published in:

Geomatics & Information Science of Wuhan University, 2025, v. 50, n. 5, p. 949, doi. 10.13203/j.whugis20220712

By:

杨洪;
肖腾;
吴凌辉;
邓非

Publication type:

Article

African Violet Photography: Camera or Cellphone?

Published in:

African Violet Magazine, 2020, v. 73, n. 3, p. 56

By:

Lipson, Neil

Publication type:

Article

Solution Self‐Assembly of Branched Macromolecules Obtained via Iterative OPE Synthesis and the Passerini Three‐Component Reaction.

Published in:

Macromolecular Chemistry & Physics, 2024, v. 225, n. 4, p. 1, doi. 10.1002/macp.202300337

By:

Wegelin, Sandra;
Meier, Michael A. R.

Publication type:

Article

Microstructural evolution and the nanomechanical response of fiber laser-welded dissimilar joints of AA7075–Ti–6Al–4 V alloys using Ag as an interlayer.

Published in:

International Journal of Advanced Manufacturing Technology, 2024, v. 132, n. 7/8, p. 3939, doi. 10.1007/s00170-024-13555-2

By:

Iltaf, Asim;
Barka, Noureddine;
Dehghan, Shayan

Publication type:

Article

Prediction of geometrical characteristics and process parameter optimization of laser deposition AISI 316 steel using fuzzy inference.

Published in:

International Journal of Advanced Manufacturing Technology, 2021, v. 115, n. 5/6, p. 1547, doi. 10.1007/s00170-021-07269-y

By:

Velázquez, Daniel René Tasé;
Helleno, André Luís;
Fals, Hipólito Carvajal;
dos Santos, Raphael Galdino

Publication type:

Article

Laser texturing of helical and straight bevel gears to enhance finishing performance of AFF process.

Published in:

International Journal of Advanced Manufacturing Technology, 2020, v. 110, n. 7/8, p. 2221, doi. 10.1007/s00170-020-06007-0

By:

Petare, Anand;
Deshwal, Gaurav;
Palani, I. A.;
Jain, Neelesh Kumar

Publication type:

Article

Analysis and design of coaxial nozzle with rectangular outlet for high power diode laser in laser metal deposition.

Published in:

International Journal of Advanced Manufacturing Technology, 2020, v. 106, n. 11/12, p. 4789, doi. 10.1007/s00170-019-04874-w

By:

Ni, Mao;
Qin, Xunpeng;
Liu, Huaming;
Hu, Zeqi

Publication type:

Article

A new method to produce optical nano-needle.

Published in:

International Journal of Advanced Manufacturing Technology, 2019, v. 104, n. 1-4, p. 27, doi. 10.1007/s00170-018-1827-y

By:

Liu, Qiang;
Liu, Tao;
Yang, Shuming;
Wang, Tong

Publication type:

Article

A New Method for Deblurring of Fluid Lens-Captured Endoscopic Images Using Optimized Contourlet Transformation.

Published in:

Fluctuation & Noise Letters, 2017, v. 16, n. 2, p. -1, doi. 10.1142/S0219477517500158

By:

Bagheri, Hamed;
Shahbakhti, Mohammad;
Maghsoudi, Arash;
Farzaneh, Farhad;
Shekarchi, Babak;
Dormanesh, Banafsheh;
Reiazi, Reza

Publication type:

Article

Focal Lengths Calculation of Metalens at Mid-infrared Wavelength.

Published in:

Russian Physics Journal, 2024, v. 67, n. 5, p. 667, doi. 10.1007/s11182-024-03165-6

By:

Zhang, Xiaodong;
Wu, Xinpeng;
Zhu, Xue;
Ye, Guoyong;
Jiang, Liying

Publication type:

Article

Análise e Cobertura Florestal no Bioma Mata Atlântica do Estado de Alagoas utilizando Sensoriamento Remoto.

Published in:

Diversitas Journal, 2023, v. 8, n. 1, p. 103, doi. 10.48017/dj.v8i1.2409

By:

dos Santos VERÇOSA, João Pedro;
dos Santos SILVA, Flávio Henrique;
Falcão TAVARES, Arthur Costa;
De Carvalho ALMEIDA, Henrique Ravi Rocha;
Oliveira SILVA, Wedja De

Publication type:

Article

Real‐time multi‐class moving target tracking and recognition.

Published in:

IET Intelligent Transport Systems (Wiley-Blackwell), 2016, v. 10, n. 5, p. 308, doi. 10.1049/iet-its.2014.0226

By:

Zhang, Qing‐Nian;
Sun, Ya‐Dong;
Yang, Jie;
Liu, Hai‐Bo

Publication type:

Article

Simple method for camera calibration of roundabout traffic scenes using a single circle.

Published in:

IET Intelligent Transport Systems (Wiley-Blackwell), 2014, v. 8, n. 3, p. 175, doi. 10.1049/iet-its.2012.0178

By:

Dinh, Hai;
Tang, Hua

Publication type:

Article

Extrinsic parameters and focal length calibration using rotation‐symmetric patterns.

Published in:

IET Image Processing (Wiley-Blackwell), 2016, v. 10, n. 3, p. 189, doi. 10.1049/iet-ipr.2015.0287

By:

Liu, Ruizhi;
Zhang, Hongran;
Lu, Jian;
Sun, Yi

Publication type:

Article

ACHIEVING CLOSE RANGE PHOTOGRAMMETRY WITH NON-METRIC MOBILE PHONE CAMERAS.

Published in:

Geodesy & Cartography, 2021, v. 47, n. 2, p. 71, doi. 10.3846/gac.2021.12241

By:

ODUMOSU, Joseph Olayemi;
AJAYI, Oluibukun Gbenga;
NNAM, Victor Chukwuemeka;
AJAYI, Samuel

Publication type:

Article

The Use of a Parabolic Solar Concentrator in Nasiriya city, Iraq.

Published in:

Journal of Petroleum Research & Studies, 2022, n. 34, p. 332, doi. 10.52716/jprs.v12i1.606

By:

Hannun, Rafid M.;
Koban, Raheem M.

Publication type:

Article

Optical and thermal performance of a uniaxial bidirectional tracked linear‐focusing Fresnel lens solar concentrator.

Published in:

International Journal of Energy Research, 2022, v. 46, n. 13, p. 18768, doi. 10.1002/er.8496

By:

Liang, Shen;
He, Qian;
Zheng, Hongfei;
Zhao, Zhiyong;
Kang, Huifang;
Ma, Xinglong;
Wang, Ge

Publication type:

Article

Coupled optical and thermal analysis of large aperture parabolic trough solar collector.

Published in:

International Journal of Energy Research, 2021, v. 45, n. 3, p. 4630, doi. 10.1002/er.6128

By:

Malan, Anish;
K., Ravi Kumar

Publication type:

Article

Design and experimental verification on a deformable underwater solar concentrator with bi‐layer film structure.

Published in:

International Journal of Energy Research, 2020, v. 44, n. 13, p. 10320, doi. 10.1002/er.5655

By:

Liang, Shen;
Zheng, Hongfei;
Cui, Dandan;
Ma, Xinglong

Publication type:

Article

Design of Fresnel lens with spherical facets for concentrated solar power applications.

Published in:

International Journal of Energy Research, 2020, v. 44, n. 1, p. 460, doi. 10.1002/er.4947

By:

Awasthi, Kuldeep;
Reddy, Desireddy Shashidhar;
Khan, Mohd. Kaleem

Publication type:

Article

White-pupil fibre-fed èchelle spectrograph of the Russian-Turkish 1.5 m telescope: optical design and analysis.

Published in:

Turkish Journal of Physics, 2025, v. 49, n. 2, p. 44, doi. 10.55730/1300-0101.2774

By:

BAYAR, Cevdet;
ÜNAL, Nuri

Publication type:

Article

Unidirectional focusing Rayleigh waves EMAT for plate surface defect Inspection.

Published in:

Nondestructive Testing & Evaluation, 2025, v. 40, n. 4, p. 1545, doi. 10.1080/10589759.2024.2356636

By:

Chen, Tao;
Lou, Tingyu;
Lv, Chen;
Song, Xiaochun;
Tu, Jun;
Wu, Qiao;
Zhang, Xu

Publication type:

Article

Measurement of Two-Photon Absorption Coefficient of 1030 nm Ultrashort Laser Pulses on Natural Diamond Color Centers.

Published in:

Optics & Spectroscopy, 2023, v. 131, n. 10, p. 986, doi. 10.1134/S0030400X23100089

By:

Gulina, Yu. S.

Publication type:

Article

The Effect of Base to Focal Length Ratio on Stereo Rig Calibration Using a Planar Constraint Facility.

Published in:

Jordan Journal of Civil Engineering, 2017, v. 11, n. 2, p. 239

By:

Obaidat, Mohammed Taleb

Publication type:

Article

Airborne Constant Ground Resolution Imaging Optical System Design.

Published in:

Photonics, 2025, v. 12, n. 4, p. 390, doi. 10.3390/photonics12040390

By:

Yang, Zhiqiang;
Gao, Shizhen;
Chen, Qianxi;
Wu, Bohan;
Xu, Qiang;
Gong, Lei;
Yang, Lihong

Publication type:

Article

Numerical Study of Non-Schell Model Pulses in Nonlinear Dispersive Media with the Monte Carlo-Based Pseudo-Mode Superposition Method.

Published in:

Photonics, 2025, v. 12, n. 3, p. 236, doi. 10.3390/photonics12030236

By:

Ma, Pujuan;
Zhang, Yi;
Bai, Yanlin;
Cai, Yangjian;
Liu, Jingsong

Publication type:

Article

Adaptive Varifocal Lenses Based on Dielectric Elastomer Actuator.

Published in:

Photonics, 2025, v. 12, n. 3, p. 227, doi. 10.3390/photonics12030227

By:

Li, Shibiao;
Liu, Lin;
Xing, Haoyue;
Li, Zhaohui;
Cheng, Yang

Publication type:

Article

Design and Investigation of Linearly Polarized Modal Next-Generation Passive Optical Network–Free Space Optics System Considering Fiber-Wireless Link Losses.

Published in:

Photonics, 2025, v. 12, n. 3, p. 223, doi. 10.3390/photonics12030223

By:

Kumari, Meet;
Mishra, Satyendra K.

Publication type:

Article

Non-Uniform Microlens Array Based on Photonic Nanojets for Remote Raman Sensing of Subsurface Analytes.

Published in:

Photonics, 2025, v. 12, n. 3, p. 180, doi. 10.3390/photonics12030180

By:

Li, Xiang-Yu;
Lin, Han-Yu;
Ye, Wen-Ding;
You, En-Ming;
Liu, Jing

Publication type:

Article

Design of a Freeform Surface Optical Detection System with a Square Aperture.

Published in:

Photonics, 2025, v. 12, n. 2, p. 116, doi. 10.3390/photonics12020116

By:

Zhao, Hongkai;
Mao, Xianglong

Publication type:

Article

Zoom Auxiliary Imaging Lens Design for a Modulation Transfer Function Test System.

Published in:

Photonics, 2025, v. 12, n. 1, p. 53, doi. 10.3390/photonics12010053

By:

Sheng, Yicheng;
Xu, Sihan;
Zhang, Caishi;
Su, Binghua;
Cao, Dingxiang;
Chen, Zhe

Publication type:

Article

Visible Light Broadband Achromatic Metalens Based on Variable Height Nanopillar Structures.

Published in:

Photonics, 2025, v. 12, n. 1, p. 31, doi. 10.3390/photonics12010031

By:

Li, Yongyang;
Huang, Haiyang;
Zhang, Cong;
Shang, Xiangshuo;
Liu, Yang;
Hu, Junyan;
Shan, Dengyu;
Tang, Naiyun;
Li, Wei

Publication type:

Article

Polarization-Independent Focusing Vortex Beam Generation Based on Ultra-Thin Spiral Diffractive Lens on Fiber End-Facet.

Published in:

Photonics, 2024, v. 11, n. 12, p. 1167, doi. 10.3390/photonics11121167

By:

Wu, Luping;
Bai, Zhiyong;
Liu, Rui;
Wang, Yuji;
Yu, Jian;
Ran, Jianjun;
Chen, Zikai;
Luo, Zilun;
Liao, Changrui;
Wang, Ying;
He, Jun;
Chen, George Y.;
Wang, Yiping

Publication type:

Article

Research on Support Structure of Rectangular Cryogenic Infrared Lens with Large Aperture.

Published in:

Photonics, 2024, v. 11, n. 11, p. 1084, doi. 10.3390/photonics11111084

By:

Shao, Mingdong;
Guo, Jiang;
Qi, Hongyu;
Pang, Xinyuan;
Li, Yibo

Publication type:

Article

Optical System Design of a Self-Calibrating Real Entrance Pupil Imaging Spectrometer.

Published in:

Photonics, 2024, v. 11, n. 11, p. 1072, doi. 10.3390/photonics11111072

By:

Wang, Xinrui;
Li, Xin;
Zhang, Quan;
Shi, Yuanjian;
Wei, Wei;
Liu, Enchao

Publication type:

Article

Relationship Between Aberration Coefficients of an Optical Device and Its Focusing Property.

Published in:

Photonics, 2024, v. 11, n. 11, p. 1040, doi. 10.3390/photonics11111040

By:

Aït-Ameur, Kamel;
Hasnaoui, Abdelkrim

Publication type:

Article

Optimal Design of Small-Aperture Optical Terminals for Free-Space Links.

Published in:

Photonics, 2024, v. 11, n. 11, p. 1035, doi. 10.3390/photonics11111035

By:

Frost, Alex;
Dix-Matthews, Benjamin;
Walsh, Shane;
Gozzard, David;
Schediwy, Sascha

Publication type:

Article

The Effect of Lens Focal Length on the Output Characteristics of 1.55 μm Tunable External-Cavity Semiconductor Lasers.

Published in:

Photonics, 2024, v. 11, n. 9, p. 809, doi. 10.3390/photonics11090809

By:

Li, Xuan;
Zhang, Linyu;
Luo, Wei;
Shi, Junce;
Zheng, Zhaoxuan;
Kong, Huiyin;
Qiu, Meiye;
Sun, Kangxun;
Li, Zaijin;
Qu, Yi;
Qiao, Zhongliang;
Li, Lin

Publication type:

Article

A 2.8 W Single-Frequency Laser Output at 1064 nm from a Gradient-Doped Composite Ceramic Non-Planar Ring Oscillator.

Published in:

Photonics, 2024, v. 11, n. 8, p. 757, doi. 10.3390/photonics11080757

By:

Gao, Mingwei;
Ding, Yibo;
Wang, Qing;
Wang, Lei;
Gao, Yuan;
Wang, Junping;
Ji, Haohao;
Zhang, Jian;
Gao, Chunqing

Publication type:

Article

Laser Scanning Method for Time-Resolved Measurements of Wavefront Distortion Introduced by Active Elements in High-Power Laser Amplifiers.

Published in:

Photonics, 2024, v. 11, n. 8, p. 748, doi. 10.3390/photonics11080748

By:

Kuptsova, Alyona O.;
Kuptsov, Gleb V.;
Petrov, Vladimir A.;
Atuchin, Victor V.;
Petrov, Victor V.

Publication type:

Article

Athermal and Apochromatic Design of Equivalent Two-Component Optical System in 3D Glass Diagram.

Published in:

Photonics, 2024, v. 11, n. 8, p. 719, doi. 10.3390/photonics11080719

By:

Ma, Yingjun;
Yang, Hongtao;
Chen, Weining;
Peng, Jianwei;
Guo, Huinan;
Zhang, Guangdong

Publication type:

Article

High-Power External Spatial Beam Combining of 7-Channel Quantum Cascade Lasers Emitting at ~8.5 μm.

Published in:

Photonics, 2024, v. 11, n. 6, p. 513, doi. 10.3390/photonics11060513

By:

Dong, Haibo;
Zhou, Xuyan;
Hu, Man;
Ma, Yuan;
Qi, Aiyi;
Zhang, Weiqiao;
Zheng, Wanhua

Publication type:

Article

The Generation of Equal-Intensity and Multi-Focus Optical Vortices by a Composite Spiral Zone Plate.

Published in:

Photonics, 2024, v. 11, n. 5, p. 466, doi. 10.3390/photonics11050466

By:

Zang, Huaping;
Li, Jingzhe;
Zheng, Chenglong;
Tian, Yongzhi;
Wei, Lai;
Fan, Quanping;
Wang, Shaoyi;
Wang, Chuanke;
Xie, Juan;
Cao, Leifeng

Publication type:

Article

Research on Monocular Depth Sensing Method Based on Liquid Zoom Imaging.

Published in:

Photonics, 2024, v. 11, n. 4, p. 353, doi. 10.3390/photonics11040353

By:

Gan, Zihao;
Liu, Zhaoyang;
Liu, Bin;
Lv, Jianming;
Zhang, Meng;
Hong, Huajie

Publication type:

Article

Dynamic Polarization Patterning Technique for High-Quality Liquid Crystal Planar Optics.

Published in:

Photonics, 2024, v. 11, n. 4, p. 350, doi. 10.3390/photonics11040350

By:

Qin, Xinwei;
Zhao, Keyang;
Zhang, Xin-jun;
Zhou, Xiaohong;
Huang, Wenbin;
Chen, Linsen

Publication type:

Article