查询词典 iris diaphragm

The black diaphragm intraocular lens implantation provides an effective method in th e treatment of congenital aniridia or traumatic iris deficiency. Chamber angle impair is major cause of postoperative secondary glaucoma.

结论带虹膜隔人工晶状体植入术可有效治疗白内障合并虹膜缺损；术后继发性青光眼主要与房角损伤有关，人工晶状体襻位置异常、眼内出血、持续性炎性反应也参与其发生。

The implantation of P-C IOL with iris diaphragm is a safe and effective method to deal with traumatic cataract with iris coloboma or aphakia eye.

带虹膜隔后房型人工晶状体植入手术是治疗虹膜缺损白内障或无晶状体眼安全、有效的方法。

Built-in optical system and adjustable iris diaphragm with clear image.

内置式显微光学系统及光栏，像质清晰。

In this method,light was adjusted by combining external trigger electronic shutter mainly and iris diaphragm assistantly.

该方法采用外触发电子快门和可变光阑相组合的方式进行调光，外触发电子快门调光为主，可变光阑调光为辅。

Stop Down: To decrease the diameter of the light-admitting orifice of a lens by adjustment of an iris diaphragm.

缩小光圈：镜头的焦距和光圈的有效直径之间的关系。一可调节的彩虹光阑，减少透镜光孔的直径。

The condenser is equipped with an iris diaphragm, a shutter controlled by a lever which is used to regulate the amount of light entering the lens system.

聚光镜装配有瞳孔膜，那是一个有贡杆控制的快门，用来调节进入镜头系统的光量。

For example,when the camera moves from a sunlit to a shaded area within a shot ,it is often necessary to change exposure. The iris diaphragm of the lens can be changed,but this would change the depth of field and may be more noticeable than shutting down the variable shutter .

例如，一次摄像中当相机把镜头从阳光充足的地方移动到阴暗的地方时，必然需要改变曝光大小，镜头的可变光圈可以改变，但可能会影响景深，回比你关闭可变快门影响效果更大。

Light was adjusted by combining external trigger electronic shutter mainly and iris diaphragm assistantly.

该方法采用外触发电子快门和可变光阑相组合的方式进行调光，外触发电子快门调光为主，可变光阑调光为辅。

For a moderate image illumination, the electronic shutter time of CCD camera was adjusted by external trigger and the aperture of iris diaphragm was adjusted by motor controlled by single-chip.

采用外触发方式实现CCD摄像机的电子快门时间调节，由单片机控制电机调节可变光阑的通光口径，以使像面照度适中。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。