在这项称之为自适应光学眼底镜的系统中，一束激光创建了参照点，用以修正眼底摄影机所获图像的模糊现象。
In this system, called an adaptive optics ophthalmoscope, a laser creates a reference point that is used to correct the blurring of the image obtained with a fundus camera.
刚开始时主反射镜的瑕疵造成影像模糊；1993年另一次太空任务修正此瑕疵及其它问题。
A defect in the primary mirror initially caused it to produce fuzzy images; in 1993 another shuttle mission corrected this and other problems.
系统误差的实时修正是保证望远镜观测精度最基本的条件之一。
The real-time correction of system errors is one of basic terms for guaranteeing the observation precision of telescope.
目前，我国引进的一般商业性的SPM(扫描探针显微镜)中缺少误差的自动修正和改进系统。
Up to now the imported commercial scanning probe microscope (SPM) has not an automatic error correcting and reducing system.
这种测量方法对于研究车灯配光性能，建立起配光镜设计模型和对配光镜模具进行修正具有实际意义。
Proposed measuring method is useful for study of matched mirror performance, for establishment of its design model and trim of its mould.
这种瞄准镜底座是可以转动的，使得瞄准线能够偏离炮膛轴线以修正射程，偏流及火炮与目标之间的相对运动。
The sight telescope was mounted in such a way that the line of sight could be offset from the axis of the bore of the gun to correct for range, drift, and relative motion of gun and target.
我们发现显微镜上的相机拍摄的图像其dpi值为96，这需要进行修正。
We have discovered that the camera we use for micrography also includes a value of 96 dpi in our images, which has to be corrected.
结论：额窦球囊扩张术后窦口的通畅程度与其他内镜修正手术的疗效类似。
CONCLUSIONS: Balloon dilation of the frontal ostia has a posttreatment patency rate comparable to those of other endoscopic revision techniques.
结论：额窦球囊扩张术后窦口的通畅程度与其他内镜修正手术的疗效类似。
CONCLUSIONS: Balloon dilation of the frontal ostia has a posttreatment patency rate comparable to those of other endoscopic revision techniques.
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