stray light

PST denotes optical system capability of suppressing stray light, and BRDF represents material surface scatter and reflectance property. These two physical values are the base of stray light analysis and calculation.

表示光学系统杂光抑制能力的点源透过率PST和材料表面散射特性的双向反射分布系数BRDF，这两个物理概念是光学系统杂光分析与计算的基础。

互联网摘选

Owing to its ability of focusing automatically, eliminating aberration, high resolution and less stray light, the plane monochromator of variable line space ( VLS) with grating holographic recording has significant applications in synchrotron radiation devices, laser fusion equipments, space telescopes, and etc.

变线距全息光栅平面单色仪由于具有自动聚焦、消像差、高分辨率以及减少杂散光等能力，因而在同步辐射装置、激光核聚变装置以及太空望远镜等设备中有着重要的应用。

互联网摘选

Stray Light and Ghost Image in High Power Infrared Optical Systems

大功率红外光学系统中的杂散光及其鬼像分析

互联网摘选

Baffle Design and Stray Light Analysis of the Off-axis Three-mirror Telescope

离轴三反射望远镜遮光罩设计与杂光分析

互联网摘选

Finally, it is suggested that the stray light test conditions should be unified.

作者还对统一杂散光指标的测试条件提出了建议。

互联网摘选

Relations between measurement and computer program of stray light in optical system

光学系统杂光测量与计算程序间的联系

互联网摘选

By means of adjusting EMA absorption, not only the needs of image intensifiers can be reached for the transmissivity of fiber image inverter screens, but also the stray light escaping from the optical fiber can be absorbed to the full extent to improve the contrast.

通过调节EMA吸收量，既能满足像增强器对光纤倒像器荧光屏透过率的要求，又能保证最大程度地吸收光纤中逸出的杂散光，提高对比度。

互联网摘选

a new method for testing ultra-low stray light in a laser raman spectrometer

测试激光Raman分光计中超低杂散光的一种新方法

互联网摘选

At last, the specification of the stray light level of the Spex 1403 double monochromator given, by the manufacturer is evaluated according to the experimental data.

最后，根据实测数据对Spex1403型双单色仪的杂散光水平作了评估。

互联网摘选

Under this condition, the stray light of a Cassegrain telescope comes from diffuse reflection of telescope tube wall, directly reflected light by a horseshoe mirror, diffuse reflection light by secondary mirror mount and is symmetrically distributed.

在这种条件下，卡塞格伦望远镜系统杂散光成对称分布，主要来源于望远镜筒壁的漫反射光、马蹄镜的直接反射光和次镜支架的漫反射光。

互联网摘选

As a high-power laser system, the multi-pass amplifier has special request in stray light analysis and control.

多程放大系统作为一种强激光系统，在鬼像分析与处理方面具有特殊的要求。

互联网摘选

After comparison test, the cone baffle benefiting for suppressing of stray light out of field source in an R-C optical system was verified.

通过对比测试，证实了锥状遮光罩对R-C光学系统视场外杂光抑制有良好效果。

互联网摘选

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。

互联网摘选

Stray Light Analysis of the Cook Three-mirror Off-axis Reflective Telescope

库克三反射离轴望远镜杂散光分析

互联网摘选

According to airborne laser communication system, analysis and software simulation of stray light are given in this paper. It is demonstrated from the emulation result that the design of the optical system and the mechanical system suppress the inner and the exterior stray light effectively.

本文针对机载激光通信系统进行了杂散光的分析及软件仿真，仿真结果表明系统光学和机械结构设计有效地抑制了内部和外部杂散光。

互联网摘选

In the use of photomultiplier, to employ some ways of electromagnetic shielding, low temperature control, getting of stray light in application of photomultiplier in detail to increase the certainty of measurement of starlight illumination.

光电倍增管存使用中采用电磁屏蔽、低温控制、消除杂散光等方法，提高了等级星照度测量的精度。

互联网摘选

Test of stray light coeffcient vignetting coeffcient and image surface illumination uniformity of optical system with large aperture and long focal length

大口径、长焦距光学系统杂光系数、渐晕系数、像面照度均匀性等参数的测试

互联网摘选

Theoretical study of stray light black spot measurement for optical system

光学系统杂光黑斑测量的理论研究

互联网摘选