Test and analysis of the halo in low-light-level image intensifiers

D Cui, L Ren, F Shi, J Shi, Y Qian, H Wang… - Chinese Optics …, 2012 - opg.optica.org
A halo tester is designed to analyze the halo formation in low-light-level (LLL) image
intensifiers and the influencing factors on halo size. The tester is used to collect a 0.1922 …

Numerical calculation method of modulation transfer function for preproximity focusing electron-optical system

L Ren, F Shi, H Guo, H Wang, B Chang - Applied Optics, 2013 - opg.optica.org
In order to explore the relation between the modulation transfer function (MTF) and the halo
effect for low-light-level (LLL) image intensifiers, the MTF for the preproximity focusing …

Performance of low-light-level night vision device affected by backscattered electron from ion barrier film

L Yan, F Shi, Y Cheng, Z Hou, H Shi… - … and Devices for …, 2012 - spiedigitallibrary.org
In order to suggest the performance of low-light-level night vision device affected by
backscattered electron from ion barrier film (IBF), in this paper, based on the idea of Monte …

Analysis of Image Intensifiers Halo Effect with Curve Fitting and Separation Method

L Ren, F Shi, H Guo, DX Cui, Y Qian, H Wang… - … : Proceedings of the …, 2014 - Springer
In order to probe into the halo effect for image intensifiers, we have deduced the fitted
formula for the gray value distribution (GVD) of pixels on a centerline through the center …

Halo performance on low light level image intensifiers

D Cui, L Ren, B Chang, F Shi, J Shi… - … and Photonics for …, 2013 - spiedigitallibrary.org
To analyze the formation mechanism of the halo on low light level image intensifiers and the
influencing factors on the halo size, a halo tester has been designed. Under the illumination …