Design method of infrared microscope optical system with lower aberration compensation

Zhiying Liu; Zhiyang Lv; Liuxu Gao

doi:10.3788/IRLA20200153

Infrared and Laser Engineering, Volume. 50, Issue 2, 20200153(2021)

Design method of infrared microscope optical system with lower aberration compensation

Zhiying Liu... Zhiyang Lv and Liuxu Gao |Show fewer author(s)

Key Laboratory of Optoelectric Measurement and Optical Information Transmission Technology of Ministry of Education, School of Opto-Electronic Engineering, Changchun University of Science and Technology, Changchun 130022, China

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Abstract Get PDF(in Chinese)

Figures & Tables(16)

Fig. 1. [in Chinese]

Fig. 2. [in Chinese]

Fig. 3. [in Chinese]

Fig. 4. [in Chinese]

Fig. 5. [in Chinese]

Fig. 6. [in Chinese]

Fig. 7. [in Chinese]

Fig. 8. [in Chinese]

Fig. 9. [in Chinese]

Fig. 10. [in Chinese]

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Table 1. [in Chinese]

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Table 1. [in Chinese]

	Spherical aberration	Coma	Astigmatism	Field curvature	Distortion
Refractive sphere surface	a_ss	a_cs	a_as	a_ds	a_ts
Refractive conic surface	a_sc	a_cc	a_ac	a_dc	a_tc

Table 2. [in Chinese]
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Table 2. [in Chinese]
Parameter Value
Band range/μm 3–5
NA 0.125
System F# 4.0
Detector image 640×480
Pixel size/μm 15

Table 3. [in Chinese]

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Table 3. [in Chinese]

	Φ₁(f₁′=20 mm)		Φ₂(f₂′=20 mm)
	1	2	3	4
Material	Si	Ge	Ge	Si
Focal length/mm	11.186	−25.381	−25.381	11.186
Curvature radius of the front surface/mm	54.260	−153.528	−153.528	54.260
Curvature radius of the back surface/mm	−54.260	153.528	153.528	−54.260

Table 4. [in Chinese]

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Table 4. [in Chinese]

Surf: Type	Radius/mm	Thickness/mm	Material
OBJ standard	Infinity	14.343
1 standard	−92.197	2.000	Germanium
2 standard	51.657	2.139
3 standard	−225.229	4.000	Silicon
4 standard	−24.218	26.000
5 standard	44.422	2.000	Germanium
6 standard	30.170	1.500
7 standard	84.877	3.000	Silicon
8 standard	−59.564	7.596
9 standard	Infinity	1.000	Silicon
10 standard	Infinity	2.000
11 standard	Infinity	0.300	Germanium
12 standard	Infinity	0.500
STO standard	Infinity	20.270
IMA standard	Infinity	−

Table 5. [in Chinese]

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Table 5. [in Chinese]

Surf: Type	Radius/mm	Thickness/mm	Material
OBJ standard	Infinity	12.791
1 standard	50.549	4.000	Germanium
2 standard	29.345	1.072
3 standard	−92.994	3.900	Silicon
4 standard	−25.535	18.500
5 standard	53.868	2.800	Germanium
6 standard	30.813	1.682
7 standard	86.243	2.900	Silicon
8 standard	−39.279	2.236
9 standard	Infinity	1.000	Silicon
10 standard	Infinity	2.000
11 standard	Infinity	0.300	Germanium
12 standard	Infinity	0.500
STO standard	Infinity	20.270
IMA standard	Infinity	−

Table 6. [in Chinese]
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Table 6. [in Chinese]
Radius/mm Thickness/mm
Conventional method 50.638-51.657 2.139-2.189
Lower aberration compensation method 28.961-29.345 1.072-1.122

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Zhiying Liu, Zhiyang Lv, Liuxu Gao. Design method of infrared microscope optical system with lower aberration compensation[J]. Infrared and Laser Engineering, 2021, 50(2): 20200153

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