Method for Three-Dimensional Shape Measurements of Composite Surface Based on Fringe Projection and Dual-Transparent Display Screens

Yuexin Xiao; Zonghua Zhang; Shuo Liu; Ziyu Li; Nan Gao; Zhaozong Meng; Feng Gao

doi:10.3788/LOP222871

Laser & Optoelectronics Progress, Volume. 60, Issue 3, 0312024(2023)

Method for Three-Dimensional Shape Measurements of Composite Surface Based on Fringe Projection and Dual-Transparent Display Screens

Yuexin Xiao^1、†, Zonghua Zhang^1,2、†,*, Shuo Liu¹, Ziyu Li¹, Nan Gao¹, Zhaozong Meng¹, and Feng Gao²

Author Affiliations

¹School of Mechanical Engineering, Hebei University of Technology, Tianjin 300130, China

²Centre for Precision Technologies, University of Huddersfield, Huddersfield, HD1 3DH, UK

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Abstract Get PDF(in Chinese)

Figures & Tables(10)

Fig. 1. Measurement schematic diagram of composite surface

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Fig. 2. System calibration flow chart

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Fig. 3. Error model schematic diagram

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Fig. 4. Experimental system

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Fig. 5. Nonlinear response curves. (a) Before compensation; (b) after compensation

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Fig. 6. Composite surface object. (a) Picture of real product; (b) deformed fringe pattern; (c) absolute phase map; (d) reconstructed depth

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Fig. 7. Compound ring step. (a) Picture of real product; (b) deformed fringe pattern; (c) absolute phase map; (d) reconstructed depth

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Table 1. Euler angle and angle difference of transparent screen and ordinary screen
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Table 1. Euler angle and angle difference of transparent screen and ordinary screen
Projector Angle of pitch /（°） Angle of rotation /（°） Yaw angle /（°）
TD Euler angle 0.0028 0.1860 0.1380
LCD Euler angle 0.0023 0.1879 0.1374
Angle difference 0.0005 0.0019 0.0006

Table 2. Euler angle and angle difference of transparent screen and reference plane
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Table 2. Euler angle and angle difference of transparent screen and reference plane
Projector Angle of pitch /（°） Angle of rotation /（°） Yaw angle /（°）
TD Euler angle 2.9020 12.0704 6.4988
Reference plane Euler angle 2.8940 12.0710 6.5063
Angle difference 0.0080 0.0006 0.0075

Table 3. Composite ring step measurement results

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Table 3. Composite ring step measurement results

Step surface	ZEISS Calypso measure the true value /mm	Direct measurement result /mm	Angle difference /mm	Measured result after nonlinear compensation /mm	Angle difference /mm
1-2	3.00016	2.975	0.025	2.977	0.023
2-3	4.00015	4.024	0.024	4.021	0.021
3-4	5.00026	5.040	0.040	5.039	0.039
4-5	5.50040	5.518	0.018	5.516	0.016
5-6	6.50038	6.482	0.018	6.483	0.017

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Yuexin Xiao, Zonghua Zhang, Shuo Liu, Ziyu Li, Nan Gao, Zhaozong Meng, Feng Gao. Method for Three-Dimensional Shape Measurements of Composite Surface Based on Fringe Projection and Dual-Transparent Display Screens[J]. Laser & Optoelectronics Progress, 2023, 60(3): 0312024

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Paper Information

Category: Instrumentation, Measurement and Metrology

Received: Oct. 24, 2022

Accepted: Nov. 22, 2022

Published Online: Feb. 13, 2023

The Author Email: Zonghua Zhang (zhzhang@hebut.edu.cn)

DOI:10.3788/LOP222871

Topics

laser devices and laser physics

Lasers and Laser Optics

Laser physics

laser manufacturing

Instrumentation, Measurement and Metrology

Table 1. Euler angle and angle difference of transparent screen and ordinary screen

Table 1. Euler angle and angle difference of transparent screen and ordinary screen

Table 2. Euler angle and angle difference of transparent screen and reference plane

Table 2. Euler angle and angle difference of transparent screen and reference plane

Table 3. Composite ring step measurement results

Table 3. Composite ring step measurement results