In order to study the changing rules of the reflective characteristics of the reflective film in a curved state， the mapping relationship between the dihedral angle of the reflective surface of the curved Cube Corner Reflector （CC

Based on the tightly focusing approach， the perfect optical vortex beams are generated at the geometric focal plane. The optical forces and torques exerted on the micro-sized particle in the perfect optical vortex beams are calcul

A fiber bundle made of 12×9 individual Ge-As-Te-Se fibers with a core diameter of 20 μm has been tested for optical properties and used to carry out the imaging experiment. A 5~11 μm continuous tunable quantum cascade laser has be

In order to achieve high sensitivity space laser communication and improve the anti-interference ability of the transmission channel， this article combines single photon detection technology and pulse position modulation technolog

To improve on the poor real-time performance and low accuracy of traditional manual feature extraction and pattern recognition method in the Phase-Sensitive Optical Time-Domain Reflectometric System （φ-OTDR）， a new pattern recogni

As conventional hyperspectral image classification algorithms can not solve the problem of spectral deviation in different images well， a hyperspectral image classification algorithm based on dense convolution and domain adaptive

Aiming at the varying scene light in imaging process and difference between the haze relevant features in image dehazing，a channel attention network and fuzzy partition entropy with graph cut for single image dehazing based on the

Aiming at the problem of information redundancy in the pairwise synthesis of heterogeneous difference features during the fusion of dual-mode infrared images， which leads to conflicts between the selected fusion algorithms， result

In order to improve the visibility of fused images and solve the problems of missing edge features and fuzzy details in traditional infrared and visible image fusion algorithms， an novel image fusion algorithm in latent low rank r

In the lidar long-distance imaging scene with high background noise and low integration time， in view of the problem of the depth image target obtained by traditional methods being submerged by noise and the large deviation of dep

An auto focusing method based on simulated annealing algorithm is presented to recover the respective high resolution images for three different illumination colors， thus to recover the high resolution color image. Simulation mode

Single-pixel imaging has made significant progress in imaging quality and speed. However， how to improve the imaging speed while ensuring the imaging quality is still a problem to be solved. Based on the finding that the average v

In industrial applications， only one side of the composite media can be detected in most cases， so it is necessary to study the terahertz nondestructive testing method to detect the internal parameters of the desired media based o

Aiming at the problems of reduced navigation star points positioning accuracy and increased attitude error caused by dynamic star points imaging shape distortion and imaging position error of the star tracker in the rolling exposu

For the purpose of effective analysis on rear irradiance of multi-row bifacial photovoltaic module arrays fixed with constant slope angle， a key operation for modifying back side irradiance model of bifacial photovoltaic modules i

A passively Q-switched state or a pulse amplitude chaos output state are experimentally realized based on a diode-pumped Nd：LaMgAl11O19 disorder crystal laser. Experimental results indicate that when the pump power is in the range

A compact pulse side-pumped Nd： YAG laser by high-temperature laser diode arrays was designed. The operating temperature of pumping source was controlled at 60℃ by the semiconductor refrigerator， the emission center wavelength was

A Flexible Liquid Crystal Micro-Lens Arrays （LC MLAs） with an adjustable focal length was designed and prepared to solve the narrow viewing angle of the integrated imaging. In this paper， the hole-patterned driven- electrode array

In order to overcome the shortcomings in obtaining white light emission due to the anion exchange reaction from different halide perovskite quantum dots and unstable red light emission halide perovskite quantum dots， a method was

Studies on the passivation of monocrystalline silicon wafers by using plasma enhanced chemical vapor deposition for the deposition of monolayer intrinsic hydrogenated amorphous silicon films show that increasing the hydrogen dilut

WO3 nano-rods were synthesized on the FTO substrate by hydrothermal method. Pt nanoparticles with different deposition time（40 s， 80 s， 120 s） was loaded onto WO3 nano-rods by an electrodeposition method to prepare WO3/Pt composit