消减事故现场杂光的摄影法。
Polarized light photography to reduce parasitic light on scene of traffic accident.
根据光学衍射成像理论,建立了黑斑法测量光学系统杂光的杂光系数解析式。
Based on the diffraction imaging theory, we developed an analytical formula of Verling Glare Index of optical system by "balck spot" method.
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;
The experimental results indicate that the larger size of the black body, the smaller value of stray light;
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。
The PST of stray light includes the influence of system assemble error, and reflects the real capacity of stray light suppression.
叙述一种用于测试大口径、长焦距光学系统杂光系数、渐晕系数、像面照度均匀性等光学参数的检测方法。
A method is introduced for testing stray light coefficient, vignetting coefficient and image surface uniformity optical system with large aperture and long focal length.
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。
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.
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。
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.
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。
In the daytime, the strong background light will generate strong stray light for the follow-up observing system through telescope system.
反差度还将因某些杂散自然光的存在而降低。
The degree of contrast will also be diminished by the presence of some vagrant ordinary light .
本发明的光引发剂包含联苯基取代的含杂原子芳香酮类化合物,或含有这些化合物的组合物。
The photoinitiator contains biphenyl substituted aromatic ketone compound with hetero atoms or a composite with the compound.
本发明还涉及用有效量的至少一种式(I)二硫杂环戊烷化合物使至少一种二苯甲酰甲烷衍生物对辐射光稳定化的方法。
This invention also relates to a light stabilizing method for at least one dibenzoylmethane derivative with effective amounts of at least one dithiolane compound (I).
本发明还涉及用有效量的至少一种式(I)二硫杂环戊烷化合物使至少一种二苯甲酰甲烷衍生物对辐射光稳定化的方法。
This invention also relates to a light stabilizing method for at least one dibenzoylmethane derivative with effective amounts of at least one dithiolane compound (I).
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