Atmospheric turbulence and telescope aberrations all contribute to image degradation with ground-based telescopes.
相位差法利用在焦面和离焦面上同时采集到的短曝光图像,恢复出瞬时波前相位分布,然后根据大气湍流的统计特性进行平均,可以实现对望远镜像差的估计。
The Solar X-EUV Imaging Telescope Aboard the Geostationary Orbit Satellite;
静止轨道卫星太阳X-EUV成像望远镜
CCD Calibration of Solar X-EUV Imaging Telescope
太阳X-EUV成像望远镜CCD标定方法研究
Low Noise Signal Process System for Solar X-ray Imaging Camera
太阳X射线成像望远镜低噪声信号采集系统
High-Resolution Image Reconstruction Technology Applied to the Optical Testing of Ground-Based Astronomical Telescopes;
天文高分辨像复原技术检测地基天文光学望远镜成像质量
It used to apply only to reflecting telescopes in which the primary mirror was a paraboloid, and thus capable of forming an image all by itself.
它过去只用在抛物面反射望远镜上,这种镜子只用主反射镜就能成像。
You grab your binoculars or your camera at once.
你就立刻抓起望远镜或照像机来。
Measurement and analysis of image SNR in binding style telescope
捆绑式望远镜图像信噪比测量及分析
Study on the Principle and Experiment of the Holographic Correction of Aberrated Primary Mirror;
全息校正望远镜主镜像差的机理及实验研究
periscope binoculars
潜望镜式双筒望远镜
Aberration Compensation for Telescope Objective System with Reversing Prism Using Binary Optical Element
二元光学器件实现含转像棱镜望远物镜像差补偿研究(英文)
The telescope collapses to half its size.
这架望远镜可以折叠成一半大
Thermal-structural-optical integrated analysis of segmented space telescope
分块式空间望远镜的光机热集成分析
The mirror of an astronomical telescope forms at its focal point an image of a star on the axis of the mirror.
天文望远镜把在镜轴上的星体成象在焦点上。
long focus lens
长焦距(望远)镜头
The Solar Tower and Two-Channel Solar Magnetograph at the Crimean Observatory
克里米亚天文台太阳塔望远镜和双通道磁像仪
High-Resolution Reconstruction of Images from an Interferometry Telescope
综合孔径干涉望远镜的高分辨率图像重建
ultra-low-expansion mirror telescope
超低膨胀率镜望远镜
a binocular telescope microscope ]
双筒目]望远镜显微镜]