Stray light prevention of space camera to improve the imaging quality played a vital role.
杂散光抑制对提高空间相机的成像品质起着至关重要的作用。
Through properly setting the outer baffle, the stray light could be effectively restrained.
通过合理地设置外遮光罩可以有效地抑制杂散光。
The Monte Carlo method is applied to calculate the stray light of an infrared optical system.
将蒙特卡洛方法应用于红外光学系统的杂散光计算。
Unnecessary fringes are cleared away. Thereby some stray light points at reconstuction time are restrained.
清除了多余的干涉条纹,从而抑制了重现时的杂散光点。
The experimental results indicate that the larger size of the black body, the smaller value of stray light;
结果表明,对同一光学产品,选取的黑体目标尺寸越大,测试结果杂光越小;
Moreover, the stray light of spectrometers with prisms is 10-4 and that of spectrometers with grating is 10-2.
在杂散光方面,棱镜光谱仪的杂散光可达10 - 4,而光栅的杂散光为10 - 2。
The principle of coronagraph requires that stray light in coronagraph system must be kept at an extremely low level.
日冕仪的工作特点决定了其对杂散光抑制要求极其严格。
Finally, the theoretical reasons why the incident light wavelength affected the stray light correction were explained.
最后,从原理上解释了杂散光修正效果受入射光波长影响的原因。
Stray light analysis is one of crucial technologies to ensure the image quality of Lunar-based Optical Telescope (LOT).
杂散光分析是保证月基光学天文望远镜(LOT)成像质量的关键技术之一。
On the basis of those, an universal computer program is developed, and the stray light of an infrared camera has been analyzed.
在此基础上编制了通用的杂散光计算软件并对某型号红外相机的杂散光进行了分析。
The PST of stray light includes the influence of system assemble error, and reflects the real capacity of stray light suppression.
光学系统杂光指标PST的测量,包含了系统各种安装误差的影响,体现了系统杂光抑制的真实水平。
Now, there are two ways to measure the stray light, respectively, surface source method (black spot method) and the point source method.
现有的杂散光测量系统分为两类,分别为面源法(黑斑法)和点源法。
The viewfinder cap is used to avoid incorrect exposure due to stray light which may enter the metering system is not adversely affected.
取景器盖能防止由于离散光进入取景器目镜而引起不正确的曝光。它能保证测光系统完全不受影响。 收藏。
In the daytime, the strong background light will generate strong stray light for the follow-up observing system through telescope system.
白天强背景光将通过望远镜系统对后续观测系统产生很强的杂散光。
Stray light generated in optical system forms a lot of ghost images, which seriously influence the beam quality and propagation properties.
光学系统的杂散光极易在系统内形成多个鬼像,严重影响光束质量和传输特性。
Who should attend: Optical engineers who wish to learn more about modeling illumination systems and performing stray light analysis with ZEMAX.
针对人士:想要学习利用ZEMAX进行更多的照明系统建模和杂散光分析的光学工程师。
The first problem is to study the model of scattering from typical surfaces in your optical system before stray light is analysed in this paper.
光学系统杂光分析对航天航空、精细细微分析领域的光学设计有着重要意义,其首要问题是研究光学系统中典型受光表面的散射模型。
As wavelength precision and resolution of the instrument is high, but the stray light is less, and the repeatability is good, it has special purpose.
这种单色仪由于波长精度高、重复性好、分辨率高而杂散光却很小,因此具有特殊用途。
Several kinds of stray light test materials used at present in our country have been analysed by spectrophotometers on the stray light test principle.
从分光光度计杂散光测试原理出发,对我国目前在用的几种杂散光测试材料特性进行了分析。
The influence of many factors such as the stray light of the sun, absorption coefficient, optics parts of system and the weather are analyzed as well.
针对太阳散射光、吸收系数、系统光学部件和气候条件等诸多因素的影响进行了分析评述。
Since the laser light is polarized, so according to Fresnel equation, the structure light and stray light are both polarized but with different direction.
由于光源激光为偏振光,通过菲涅耳公式计算可知,结构光和杂光也具有偏振性。
The relative uncertainty of the measurement is 0.646% when the fiducial probability is about 95%, which can meet the needs of the stray light measurement.
窄带滤光片法测量不确定度为0.646%(置信概率约为95%),能满足星载成像光谱仪杂散光测量的工程需要。
A stray radiation calculation method based on the feature of the R-C system is given for estimating stray light performance in the well-baffled R-C system.
同时,依据R - C系统的特点,提出其杂散辐射的计算方法,用以估计遮光完善R - C系统的杂光水平。
Finally, the system components, measurement procedure and measurement results of the stray light measurement system, using narrow-band filter, are introduced.
最后,介绍了使用窄带滤光片测量星载超光谱成像仪杂散光的测量系统组成、测量步骤和测量结果。
When you want to capture a scene with a large contrast range, stray light or flare is your enemy. The quality of the lens coating is therefore very important.
试图记录大对比场景时,散射光和眩光会成为你的敌人,因此镜头镀膜的品质尤为关键。
Stray light generated in multi-pass amplification forms a lot of ghost images, which not only seriously influence the Laser beam quality and propagation p rope.
光学系统的杂散光极易在系统内形成多个鬼像 ,这不仅严重影响光束质量和传输特性 ,并可能对系统光学元件造成永久性损伤。
Using this data structure, stray light analysis software of laser systems is programmed, the examples are given and the paraxial stray light binary trees are built.
利用这种数据结构,作者编制了激光光学系统杂散光分析软件,针对两个实例建立了近轴鬼光束树。
An optical system used to restrain sun light is introduced. The classical optical system is hard to suppress sun stray light at given optic and structure parameter.
介绍了一种抑制太阳光干扰的光学系统,在给定了光学参数与结构参数下,采用传统光学系统很难抑制太阳辐射干扰。
An optical system used to restrain sun light is introduced. The classical optical system is hard to suppress sun stray light at given optic and structure parameter.
介绍了一种抑制太阳光干扰的光学系统,在给定了光学参数与结构参数下,采用传统光学系统很难抑制太阳辐射干扰。
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