1·The objective has high infrared transmission, large relative aperture and high resolution.
该物镜红外透过率高、相对孔径大、分辨率较高。
2·Coupling efficiency can be maximized by optimizing the relative aperture of coupling lens.
通过优化耦合透镜相对孔径，可以实现较高效率的耦合。
3·It is a key step of manufacturing the large relative aperture aspherical surface to make a breakthrough at the technology.
突破这一技术是研制大相对孔径非球面的关键环节。
4·Thermal imaging systems based on uncooled focal plane array detectors require their optical lens with a large relative aperture.
基于非致冷焦平面阵列探测器的热成像系统，要求光学系统具有足够大的相对孔径。
5·Bandwidth of amplifier and relative aperture of optical system are optimized based on the requirement of temperature resolution.
基于系统温度分辨力的要求，对光学系统的相对孔径及选频放大器的带宽进行了优化设计。
6·In optimized design, damped least squares method and adaptive procedure are used to get higher relative aperture, lower distortion and appropriate MTF, and so on.
在光学系统优化设计的过程中，应用阻尼最小二乘法和适应法解决了大相对孔径、低畸变和MTF匹配等问题。
7·Research results show that the relative aperture of optical lens, the incline and defocusing of reflection plane in TV seeker optical system reduce the intensity of the "cat's eye" reflection.
研究结果表明：回波强度受导引头光路中光学镜头的相对孔径、摄像管靶面倾斜和离焦的影响较大；扫描激光光束的入射角等因素对回波强度也有一定的影响。
8·Each number does not necessarily correspond to a specific size of the aperture opening, but is a relative number.
每组数字并非是光圈打开大小的特定值，只是一个程度的相关体现。
9·Inverse synthetic aperture radar (ISAR) imaging of non-cooperative maneuvering multi-target is a challenging task due to its time-varying orientation and the relative motion among targets.
非合作的机动多目标相对于雷达射线的姿态是时变的，而且目标间可能存在相对运动，给逆合成孔径雷达(ISAR)成像造成较大困难。
10·The aperture of the interface is changed due to the relative motion of the interface with respect to the speckles and the receiving focus probe.
界面、超声散斑和超声接收探头之间的相对运动，导致界面孔径的改变。