iris diaphragm

1. The light can be reduced by means of the iris diaphragm until the rulings stand out clearly against the background.
   光可以通过虹膜光圈减弱直到划得格子在背景中再次清晰可见。
2. Iris diaphragm: The adjustable hole in a camera to control the amount of light passing through the lens. See Diaphragm.
   虹彩光圈：相机上可供调校的孔，它控制穿过镜头的光量。参阅光圈。
3. Methods In this retrospective study, The operation indication, result and complication fo 11 consecutive cases of artificial iris diaphragm implantation for silicone oil support eye were studied.
   方法回顾性研究11例硅油支持眼人工虹膜膈植入手术适应症，手术效果及手术并发症。
4. The Stabilization Analysis of Automatically Adjustable Optical intensity System Using Iris Diaphragm
   采用可变光阑的自动调光系统的稳定性分析
5. The influence of the following factors on showing of cracks by high speed photography, i. e. methods of illumination, illuminance, angles of camera, photographic speed, magnitude of iris diaphragm and speed of shutter, etc. was discussed.
   讨论了照明方法、照度、摄影机角度、摄影速度、光圈大小和快门速度对高速摄影中裂纹显示的影响。
6. Conclusion: Suture fixation with iris black diaphragm IOL implantation is an effective method for the treatment of iridocoloboma and traumatic cataract with iridocoloboma, but as the IOL is expensive and postoperative uveal inflammatory reaction is serious, patient should be selected cautiously.
   结论：缝线固定带虹膜隔后房型人工晶状体手术是治疗虹膜缺损无晶状体眼和伴虹膜缺损外伤性白内障的有效方法，但其价格昂贵，且术后葡萄膜反应重，应严格掌握适应证。
7. A new type of sway-bar iris diaphragm
   一种新型摆杆式可变光栏
8. Conclusion The implantation of iris diaphragm IOL in aphakic eye with iris defect could rebuild the eyeball and correct the vision.
   结论对复杂性眼球穿孔伤合并虹膜缺损的无晶状体眼行带虹膜隔人工晶状体植入，不仅重建眼球，同时矫正视力。
9. The artificial iris diaphragm implantation for silicone oil support eye
   硅油支持眼的人工虹膜膈植入
10. A case of congenital aniridia cataract implanted black iris diaphragm intraocular lens
    先天性无虹膜白内障植入带虹膜人工晶体1例
11. Clinical practice of IOL with iris diaphragm implantation for children
    儿童带虹膜隔人工晶状体植入术的临床应用
12. Objective: To summarize the clinical results of the artificial iris diaphragm ( AID) implantation for eyes with silicone oil longstanding tamponade.
    目的：评价硅油长期填充眼中人工虹膜膈植入的临床效果。
13. Because of the illuminance of external world change with train working, we can change the iris diaphragm size and adjust shutter exposure time access to the best of the CCD exposure, So as to achieve good results observed.
    由于列车行使过程中外界景物照度会随着环境的不同而变化，改变光阑的大小和调节电子快门曝光时间可以获得CCD最佳的曝光量，从而达到良好的观察效果。
14. The mechanical design of adjustable Iris diaphragm dodging component and the method to design the parameter of Iris diaphragm are mainly presented.
    本文主要介绍了可变光阑调光组件结构设计及光阑片参数设计。
15. It is not suitable to dodge with the variable density plate in consideration of the rigour environment in space while adopt the adjustable Iris diaphragm with high reliability.
    由于空间恶劣环境影响，不适宜采用变密度盘调光，而采用可靠性高的可变光阑。

noun

1. diaphragm consisting of thin overlapping plates that can be adjusted to change the diameter of a central opening

   Synonym:    iris