Acta Photonica Sinica, Volume. 50, Issue 2, 115(2021)
Measure and Comparison between the Second-generation and the Third-generation Image Intensifier within the Different Region of Wavelength
Figures & Tables(9)
Fig. 1. Spectral response of photocathode between sample 036# and 303#
Fig. 2. Spectral radiation of tungsten lamp in the color temperature of 2 856 K
Table 1. Sensitivity within the different region of wavelength
View tableView in ArticleTable 1. Sensitivity within the different region of wavelength
Sample A luminant
Sensitivity/（μA·lm-1）
≥ 550 m/ ≥ 625 nm/ ≥ 675 nm/ Sensitivity/（μA·lm-1） Percentage/% Sensitivity/（μA·lm-1） Percentage/% Sensitivity/（μA·lm-1） Percentage/% 036# 963 922 96 775 80 691 72 303# 2 240 2 200 98 1 900 85 1 704 76
Table 2. Gain within the different region of wavelength
View tableView in ArticleTable 2. Gain within the different region of wavelength
Sample A luminant/ ≥ 550 m/ ≥ 625 nm/ ≥ 675 nm/ Gain/
（cd·m-2·lx-1）
Gain/
（cd·m-2·lx-1）
Percentage/% Gain/
（cd·m-2·lx-1）
Percentage/% Gain/
（cd·m-2·lx-1）
Percentage/% 036# 15 000 13 500 90 12 150 81 6 220 70 303# 15 000 14 400 96 8 880 87 3 450 76
Table 3. Signal to noise ratio within the different region of wavelength
View tableView in ArticleTable 3. Signal to noise ratio within the different region of wavelength
Sample A luminant ≥ 550 m/ ≥ 625 nm/ ≥ 675 nm/ SNR SNR Percentage/% SNR Percentage/% SNR Percentage/% 036# 30.4 28.9 95 26.3 87 23.5 77 303# 31.3 31.0 99 26.8 86 25.7 82
Table 4. Signal to noise ratio within the different region of wavelength in low illumination
View tableView in ArticleTable 4. Signal to noise ratio within the different region of wavelength in low illumination
Sample A luminant ≥ 550 m/ ≥ 625 nm/ ≥ 675 nm/ SNR SNR Percentage/% SNR Percentage/% SNR Percentage/% 036# 10.9 10.2 94 9.1 83 8.4 77 303# 11.2 11.0 98 9.6 86 9.2 82
Table 5. Resolution within the different region of wavelength in high illumination
View tableView in ArticleTable 5. Resolution within the different region of wavelength in high illumination
Sample A luminant/ ≥ 550 m/ ≥ 625 nm/ ≥ 675 nm/ Resolution/（lp·mm-1） Resolution/（lp·mm-1） Percentage/% Resolution/（lp·mm-1） Percentage/% Resolution/（lp·mm-1） Percentage/% 036# 64 64 100 60 94 60 94 303# 54 54 100 54 100 54 100
Table 6. Resolution within the different region of wavelength in low illumination
View tableView in ArticleTable 6. Resolution within the different region of wavelength in low illumination
Sample A luminant/ ≥ 550 m/ ≥ 625 nm/ ≥ 675 nm/ Resolution/
（lp·mm-1）
Resolution/（lp·mm-1） Percentage/% Resolution/（lp·mm-1） Percentage/% Resolution/（lp·mm-1） Percentage/% 036# 14.3 14.3 100 13.5 94 12.1 85 303# 20 20 100 20 100 18 90
Table 7. Percentage decrease of resolution in low illumination
View tableView in ArticleTable 7. Percentage decrease of resolution in low illumination
Sample A luminant/% ≥550 nm/% ≥625 nm/% ≥675 nm/% 036# 22 22 23 18 303# 37 37 37 33
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Xiaofeng LI, Jiaojiao LI, Jinsha LI, Yaohong QIAN, Tianning SU, Qiang WANG. Measure and Comparison between the Second-generation and the Third-generation Image Intensifier within the Different Region of Wavelength[J]. Acta Photonica Sinica, 2021, 50(2): 115
Paper Information
Category: Optoelectronics
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Published Online: Aug. 26, 2021
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