Intelligent optical manufacturing and intelligent vision systems

Whole-process and optimisation of ultra-precision optical machining

Bio-inspired functional structure design and manufacturing

Multi-spectral and freeform surface measurement technologies

Ultra-precision optics related applications (Fringe Projection, 3D Vision, VR/AR/MR, Lightfield, Machine Learning, etc.)

Member of the China–Japan Ultra-Precision Engineering Academy (CJUMP Academy); Senior Member of the Chinese Mechanical Engineering Society (CMES); Editorial Board Member of the Journal of Mechanical Engineering and International Journal of Extreme Manufacturing; Standing Committee Member of the Optical Manufacturing Committee of the Chinese Optical Society; Council Member of the Chinese Society for Optical Engineering; Chair of the Young Scholars Committee on Advanced Optical Manufacturing of the Chinese Society for Optical Engineering.

IJEM Best Editor Award, 2024

Best Paper Award & Special Contribution Award, China-Japan International Conference on Ultra-Precision Manufacturing, 2023

Third Prize of Science and Technology Progress Award, Chinese Optical Engineering Society, 2023

Outstanding Alumni Award, Department of Industrial and Systems Engineering, The Hong Kong Polytechnic University, 2022

Gold Medal & Bronze Medal, Geneva International Exhibition of Inventions, 2019

Best Paper Award, CJUMP2019, 2019

A M Strickland Prize, Institution of Mechanical Engineers (IMechE), UK, 2017

Excellent Paper Award, Chinese Journal of Mechanical Engineering on its 60th Anniversary, 2013

Conference Chair Excellent Award, Asia Pacific Conference on Optical Manufacturing (APCOM), 2012

Joseph Whitworth Prize, Institution of Mechanical Engineers (IMechE), UK, 2011

Faculty Distinguished Achievement Award, The Hong Kong Polytechnic University, 2010

Invited Young Research Scholar Award, Asian Society for Precision and Nanotechnology (ASPEN), 2011

Second Prize of Science and Technology Progress Award, Ministry of Education (5/6), 2009

1997–2001: B.Eng. in Thermal Energy and Power Engineering, Harbin Institute of Technology

2001–2004: M.Eng. in Mechatronic Engineering, Harbin Institute of Technology

2005–2010: Ph.D. in Industrial and Systems Engineering, The Hong Kong Polytechnic University

Engineering Graphics and Applications (Undergraduate)

Modern Optical Design (Postgraduate)

(1) X.L. Tang, L.B. Kong* , Z.Z. Ding, Y.H. Wang, B. Wang, H.X. Song, Y.W. Shen, “Measurement and characterization of micro corner-cube reflectors array using coherent denoising interference and physical model-based neural network,” Chinese Journal of Mechanical Engineering , 2025（2025）

(2) Y. Sun and L.B. Kong* , "Design of a wide-field wavelength-coded depth-sensing objective," Appl. Opt. 64, 3023-3030 (2025)

(3) H.J. An, L.B. Kong* , Y.H. Wang, X.L. Xu and M. Xu, An LED Strobe Scanning System for Enhanced Measurement Accuracy, Flexibility, and Noise Reduction, IEEE Transactions on Instrumentation & Measurement , 2025 (2025）.

(4) Y. Sun, L.B. Kong* , S.Q. Hua. Efficient 3D measurement method based on an array chromatic confocal technique, Optics Letters , 50(6): 1921-1924 (2025).

(5) H.D. Quan, W.Q. Shi, L.B. Kong* , Non-destructive Optical Measurement of Transparent Objects: A Review, Light: Advanced Manufacturing , 2025 (2025)

(6) W.Q. Shi, H.D. Quan, L.B. Kong* , Adaptive Specular Reflection Removal in Light Field Microscopy Using Multi-Polarization Hybrid Illumination and Deep Learning, Optics and Lasers in Engineering , 186, 2025, 108839.(2025)

(7) H.X. Song, L.B. Kong* , Q.Y. Wang, Gaussian mixture model based invalid point removal for fringe projection profilometry, Optics and Laser Technology , 182, Part A, 2025, 112077. (2025)

(8) H.X. Song, L.B. Kong* , X.L. Tang, X.L. Xu, B. Wang. Extrinsic parameters optimization for fringe projection system based on standard components, Measurement , 242, Part A, January 2025, 115836. (2025)

(9) X. Sun, L.B. Kong* , X.Q. Wang, Prior-Guided Restoration of Intense Local Specular Highlight in Fringe Projection Profilometry Images, Applied Optics (Appl. Opt.) , 63, 8656-8669 (2024).

(10) W.Q. Shi, H.D. Quan, L.B. Kong* . High-resolution 3D imaging in light-field microscopy through Stokes matrices and data fusion, Optics Express , 32(3): 3710-22 (2024)

(11) C. Shan, L.B. Kong* , F.J. Li, Y. Cui*, L.L. Ji, Q. Zheng, D.X. Rao, R. J. He, X.H. Zhao, Y.A. Zhao, and Z. Sui. Damage characteristics of fused silica under low-temporal coherence light, High Power Laser Science and Engineering , Published online 2024:1-18.(2024)

(12) H.X. Song, L.B. Kong* , X.L. Tang; H.J. An. Uncertainty of Digital Fringe Projection Measurement Caused by Structural Parameters, Optics Communications , 551 (2024) 130044 (2024)

(13) H.J. An, L.B. Kong* , Robust Vision Detection of Pipeline Solder Joints, Soldering & Surface Mount Technology , 36(4): 201-208 2024. (2024)

(14) H.X. Song, L.B. Kong* , Mask information-based gamma correction in fringe projection profilometry, Optics Express , 31(12), 19478-19490 (2023)

(15) H.J. An, L.B. Kong* , M. Xu, H.X. Song, X.L. Xu, A Modified Multi-exposure Fusion Method for Laser Measurement of Specular Surfaces, Optics Communications , 545, 129627 (2023)

(16) M.Z. Wan, L.B. Kong* , Single-shot 3D measurement of highly reflective objects with deep learning, Optics Express , 31(9): 14965-14985 (2023

(17) H.Y. Lyu, L.B. Kong* , and S.X. Wang, Measurement and characterization of the position and posture of the conjunctive multi-freeform surface using multi-sensors, IEEE Transactions on Instrumentation & Measurement , 2023.

(18) S.X. Wang, L.B. Kong* , C.J. Wang, C.F. Cheung, Ultra-precision manufacturing of micro-lens array using an optimum machining process chain, Optics Express , 31(2), 2234-2247 (2023).

(19) X. Peng, L.B. Kong* , Defect Extraction Method for Additive Manufactured Parts with Improved Learning-based Image Super-Resolution and Canny Algorithm, Applied Optics , 61(28): 8500-8507 (2022)

(20) X. Peng, L.B. Kong* , Development of a Multi-sensor System for Defects Detection in Additive Manufacturing, Optics Express , 30(17): 30640-30665 (2022).

(21) L.B. Kong* and Y. Yu, Precision measurement and compensation of kinematic errors for industrial robots using artifact and machine learning, Advances in Manufacturing , 2022.

(22) H.Y. Lyu, L.B. Kong* , S.X. Wang, M. Xu, Robust and accurate measurement of optical freeform surfaces with wavefront deformation correction, Optics Express , 30(5): 7831-7844 (2022)

(23) X. Peng, L.B. Kong* , and X. Sun. Design of a composite lighting system based on freeform and rod lens for machine vision, Applied Optics , 61(8): 2108-2117 (2022)

(24) L.B. Kong* , X. Peng, Y. Chen. Fast and Accurate Defects Detection for Additive Manufactured Parts by Multi-Spectrum and Machine Learning, 3D Printing and Additive Manufacturing , 1-13, 2022.

(25) X. Peng, L.B. Kong* , H.J. An, G.X. Dong, A Review of In Situ Defect Detection and Monitoring Technologies in Selective Laser Melting, 3D Printing and Additive Manufacturing , 1-29, 2022.

(26) X. Peng, L.B. Kong* , Design of a Real-time Fiber-optic Infrared Imaging System with wide-angle and Large Depth of Field, Chinese Optics Letters , 20(1): 1-8, 011201 (2022).

(27) L.B. Kong* and P.Y. Zhou, A light field measurement system through PSF estimation by a morphology-based method, Int. J. Extrem. Manuf. 2021, 3, 045201

(28) Q. Jing, Y.B. Zhang, L.B. Kong* , M. Xu, F. Ji. Theoretical and Experimental Investigation into Machining Characteristics of VHF micro-EDM, International Journal of Advanced Manufacturing Technology , 118: 2915-2931(2022).

(29) X. Sun, L.B. Kong* , P.Y. Zhou, M. Xu. A design of compound tailored illumination by a total-internal-reflection (TIR) lens for machine vision, Lighting Research & Technology , February 2021.

(30) Y. Chen, X. Peng, L.B. Kong* , G.X. Dong, A. Remani and R. Leach. Defect inspection technologies for additive manufacturing. International Journal of Extreme Manufacturing , 3(2), 022002 (2021).

(31) P.Y. Zhou, L.B. Kong* , X. Sun, M. Xu, "Three-dimensional Measurement of Specular Surfaces Based on the Light Field," in IEEE Photonics Journal , 12(5): 1-13, Oct. 2020.

(32) L.B. Kong* , P.Y. Zhou, Z.Z. Xu, Theoretical and Experimental Studies of Functional Structure Effect on Directional Transport in Bio-microfluidics, Langmuir , 2020, 36, 32, 9523–9533 (2020).

(33) P.Y. Zhou, L.B. Kong*, J.H. Wang, M. Xu, Development of a Light Field Measuring System with Corrected Distortion based on Imaging Analysis, Applied Optics , 59(24):7434-7441, 2020.

(34) X. Peng, L.B. Kong* , Y. Chen, and L.Z. Qi, Design of a Multi-sensor Monitoring System for Additive Manufacturing Process, Nanomanufacturing and Metrology (Nanomanuf Metrol) , 3, 142–150 (2020).

(35) L.B. Kong* , X. Sun, M. Rahman, and M. Xu. A 3D Measurement Method for Specular Surfaces based on Polarization Image Sequences and Machine Learning. CIRP Annals-Manufacturing Technology , 69,497-500 (2020).

(36) L.B. Kong* , X. Peng, Y. Chen, P. Wang, and M. Xu. Multi-sensor Measurement and Data Fusion Technology for Manufacturing Process Monitoring: A Literature Review. Int. J. Extrem. Manuf. 2020, 2(2):022001 (27pp).

(37) X. Peng, L.B. Kong* , Design and optimization of optical receiving antenna based on compound parabolic concentrator for indoor visible light communication. Optics Communications , 464: 125447 (2020)

(38) L.B. Kong* , Y.A. Ma, M.J. Ren, M. Xu, C.F. Cheung, Generation and characterization of ultra-precision compound freeform surfaces. Science Progress (Sci Prog.) 2020;103(1):36850419880112.