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- An optical disk, especially a compact disk. 光盘,尤指微缩盘
- Methods The eye examination included visual acuity, stardardized refraction, cover testing, optic disk photography, and Humphrey automated perimetry. 方法对500例1000只屈光不正眼进行视力检查、标准屈光检查、遮盖试验、立体视盘摄影、Humphrey自动视野计检查,观察分析屈光不正眼的视盘特征。
- Objective:To explore the relationship between ametropia and the shape of optic disk for a method of visual acurity correction. 目的:探讨屈光不正与视盘形状之间的关系,寻求最佳矫正视力方法。
- In addition, vitreous hemorrhage occurred in 1 patient postoperatively and hemorrhage occurred in 2 in the operation puncturing the optic disk. 1例手术后出现玻璃体积血,2例手术中穿刺视盘时出血。
- Any of a group of eye diseases characterized by abnormally high intraocular fluid pressure,damaged optic disk,hardening of the eyeball,and partial to complete loss of vision. 青光眼一种眼疾,症状是眼内液体压力超常的高,眼膜受损,眼球硬化,部分以至完全丧失视力。
- The storage of data on optical disk, such as a CD-ROM. 在光盘,例如只读光盘存储器上存储资料。
- First, the red basic image of optic disk was obtained, then automatic segmentation of optic disk was done based on the obvious edge features of the basic red image. 首先获取视盘图像的红基色图像 ,然后根据红基色图像中视盘的明显的边沿特征实现视盘的自动分割。
- The most common associated features were astigmatism (5.8%), conus of optic disk (4.98%), strabismus (4.76%), visual field defects (16%), and posterior staphyloma (4.29%). 最常见的相关特征有:散光(5.;8%25)、弧形斑(4
- Methods:The visual acurities of 84 cases(118 eyes) with optic disk abnormality and refractive error were corrected by adjusting the diopter of spectacles. 方法:对84例传统检影试镜方法视力得不到矫正,视盘形状异常者,调整屈光镜片。
- At present, CD-ROM optical disk is developing toward networking. 目前,CD-ROM光盘数据库正朝着网络化的方向发展。
- Define the following term: astigmatism, binocular vision, focal length, lens accommodation, optic disk, papillary constriction, retinal field, visual field. 定义以下专有名词:散光、双眼视觉、焦距、晶体适应度、视神经盘、瞳孔收缩、网膜视野、视野。
- Alteration in the structural appearance of the optic disk and retinal nerve fiber layer usually precedes the development of reproducible glaucomatous visual field defects. 开角型青光眼视盘形态及视神经纤维层结构的改变早于视野的改变,有效检测这些形态学改变对早期诊断与治疗青光眼具有重要意义。
- Any of a group of eye diseases characterized by abnormally high intraocular fluid pressure, damaged optic disk, hardening of the eyeball, and partial to complete loss of vision. 青光眼一种眼疾,症状是眼内液体压力超常的高,眼膜受损,眼球硬化,部分以至完全丧失视力
- A full vector diffraction theory for optical disk system is described. 本文以完整的矢量衍射理论分析了光盘光学系统。
- The playback effect of optical discs for music is very perfect, no hiss and crackle as with other photo-records. 音乐光盘播放音乐的效果非常完美,没有像用其他唱片那样的嘶嘶声和噼啪声。
- Compact discs( CDs): Widely used optical disk format. 光盘(光唱碟)广泛使用的光学磁盘格式.
- PRML changes entirely the way that the signal is read and decoded from the optical disk. 进而提出了PRML检测技术,从而彻底的改变了光盘信号的检测方法。
- Compact discs (CDs): Widely used optical disk format. 光盘(激光唱碟):广泛使用的光学磁盘格式.
- Compact disk A plastic disk which carries significantly more data than normal magnetic media. Also called Optical disk. 数据容量比一般磁碟特多胶碟。参阅下文。
- Seven of 15 patients had mild papilloedema, five had fully papilloedema, and the optic discs in other three cases were normal. 5例完全视乳头水肿,其中4例(5只眼)有视乳头边缘或附近视网膜前的小片出血。