Screening and Testing Method of Area Detectors for Directional Polarimetric Camera

Pingping Yao; Sunlong Xu; Bihai Tu; Shanshan Cui; Jie Jin; Donggen Luo; Jin Hong

doi:10.3788/AOS202040.1112002

Acta Optica Sinica, Volume. 40, Issue 11, 1112002(2020)

Screening and Testing Method of Area Detectors for Directional Polarimetric Camera

Pingping Yao^1,2, Sunlong Xu^1,2, Bihai Tu^1,2、**, Shanshan Cui^1,2, Jie Jin^1,2, Donggen Luo^1,2、*, and Jin Hong^1,2、***

Author Affiliations

¹Anhui Institute of Optics and Fine Mechanics, Chinese Academy of Sciences, Hefei, Anhui 230031, China

²Key Laboratory of Optical Calibration and Characterization, Chinese Academy of Sciences, Hefei, Anhui 230031, China

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Figures & Tables(12)

Fig. 1. Structural diagram of DPC imaging system

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Fig. 2. Schematic of area CCD image acquisition system

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Fig. 3. Flow chart of environmental stress screening test for area CCD

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Fig. 4. Installation image of CCD for temperature cycling

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Fig. 5. Site map for thermal cycling test

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Fig. 6. Measuring point layout of random vibration. (a) X direction; (b) Y direction; (c) Z direction; (d) detector coordinate

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Fig. 7. Equipment of burn-in test of array CCD

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Fig. 8. Schematic of electro-optical test system of array CCD

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Fig. 9. QE before and after screening

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Table 1. Criteria of electro-optical tests of array CCD before and after screening

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Table 1. Criteria of electro-optical tests of array CCD before and after screening

Parameter	Criterion
Dark current	≤5516 electron·(pixel·s^-1)^-1 @5.5 ℃
Number of white spots	≤50 @5.5 ℃
Number of black spots	≤50 @5.5 ℃
PRNU	≤3% @490,670,865 nm
Non-linear error	≤1% @490,670,865 nm
Quantum efficiency	V_a≤±5% before andafter screening when spectral response range is 400-940 nm with resolution of 3 nm

Table 2. Photoelectric performance parameters of CCD detector before and after screening

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Table 2. Photoelectric performance parameters of CCD detector before and after screening

Parameter	Wavelength /nm	Before screening	After screening	Delta value	Pass or Fail
Dark current		1041.38 /[ electron·(pixel·s^-1)^-1]	889.22 /[ electron·(pixel·s^-1)^-1]	-	Pass
Number of white spots andblack spots		0	0	-	Pass
	490	2.35%	2.23%	-	Pass
PRNU	670	2.13%	2.12%	-	Pass
	865	2.51%	2.34%	-	Pass
	490	0.58%	0.28%	-	Pass
Linearity error	670	0.35%	0.24%	-	Pass
	865	0.43%	0.12%	-	Pass
	400	57.3%	55.87%	-2.56%	Pass
	443	77.98%	78.03%	0.06%	Pass
	490	89.32%	89.58%	0.29%	Pass
	500	90.7%	90.99%	0.32%	Pass
QE	566	94.04%	94.5%	0.49%	Pass
	670	87.69%	88.5%	0.92%	Pass
	764	67.81%	67.91%	0.15%	Pass
	865	39.08%	39.25%	0.43%	Pass
	900	28.6%	28.51%	-0.32%	Pass
	910	25.94%	25.82%	-0.46%	Pass

Table 3. Performance optimization results of detectors

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Table 3. Performance optimization results of detectors

Serial No.	Dark current /[electron·(pixel·s^-1)^-1]	Max PRNU /%	Max linearityerror /%	Max delta valueof QE /%
11	983.87	2.62	0.30	3.34
33	1147.06	2.55	0.69	-4.15
55	889.22	2.34	0.28	-2.56
77	1163.2	2.33	0.29	3.54
99	1498.2	2.75	0.54	3.81

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Pingping Yao, Sunlong Xu, Bihai Tu, Shanshan Cui, Jie Jin, Donggen Luo, Jin Hong. Screening and Testing Method of Area Detectors for Directional Polarimetric Camera[J]. Acta Optica Sinica, 2020, 40(11): 1112002

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Paper Information

Category: Instrumentation, Measurement and Metrology

Received: Feb. 10, 2020

Accepted: Mar. 13, 2020

Published Online: Jun. 10, 2020

The Author Email: Tu Bihai (tubihai@aiofm.ac.cn), Luo Donggen (dgluo@aiofm.ac.cn), Hong Jin (hongjin@aiofm.ac.cn)

DOI:10.3788/AOS202040.1112002

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