Design Principle and Performance Analysis of Thick Unit Zero-Order Wave Plate

Wendi Wu

doi:10.3788/CJL202249.2301010

Chinese Journal of Lasers, Volume. 49, Issue 23, 2301010(2022)

Design Principle and Performance Analysis of Thick Unit Zero-Order Wave Plate

Wendi Wu^*

Shandong provincial Key Laboratory of Laser Polarization and Information Technology, School of Physical Engineering, Qufu Normal University, Qufu 273165, Shandong, China

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Abstract Get PDF(in Chinese)

Figures & Tables(7)

Fig. 1. Design structure of thick unit zero-order wave plate

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Fig. 2. Optical path of e-ray in wave plate

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Fig. 3. Relation curve between crystal optical axis angle and wave plate thickness for 0.633 μm 1/4 wave plate

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Fig. 4. Performance comparison of conventional wave plate and thick unit zero-order wave plate

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Fig. 5. Optical path in sample test

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Table 1. Influence of temperature on retardation of three kinds of wave plates

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Table 1. Influence of temperature on retardation of three kinds of wave plates

t/℃	－8	－6	－4	－2	2	4	6	8
Δδ_t1/(°)	0.0809	0.0691	0.0457	0.0223	－0.0216	－0.0421	－0.0626	－0.0831
Δδ_t2/(°)	2.4407	1.9155	1.2214	0.6116	－0.6091	－1.2182	－1.8277	－2.4376
Δδ_t3/(°)	0.0789	0.0592	0.0395	0.0198	－0.0197	－0.0394	－0.0591	－0.0788

Table 2. Measured phase delay of sample wave plate as a function of temperature

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Table 2. Measured phase delay of sample wave plate as a function of temperature

Temperature /℃	Phase delay /(°)
Temperature /℃	1	2	3	4	5	6
18	90.02±0.002	89.55±0.002	90.30±0.004	89.76±0.002	180.18±0.004	180.62±0.002
23	89.95±0.002	89.48±0.004	90.23±0.002	89.70±0.004	180.10±0.004	180.53±0.004
28	89.90±0.004	89.44±0.002	90.19±0.002	89.66±0.002	180.04±0.004	180.46±0.002