Optical element, light source device, optical head device and optical information processing unit.
光学元件，光源装置，光头装置以及光信息处理装置。
Optical head device, optical disk apparatus using optical head device, and heat radiation mechanism.
光头装置，使用光头装置的光盘设备，以及热辐射机构。
By the use of the fiber optical head, the average access time of the storage system is decreased effectively.
其读写系统使用了飞行式光纤光学头，极大程度地降低了平均寻道时间。
A high precision feed table and control system were developed to drive the optical head in a disc mastering device.
为实现母盘刻录机中光学头的精密进给，研制了精密微进给工作台及其伺服控制系统。
Optical head is the core device of the optical disk drive. The aperture matching is the most important problems of optical head design.
光学头是光盘存储器的核心部件，光学头光束孔径匹配是光学头设计的一个至关重要的问题。
Thus the size of the optical head is greatly reduced, and simultaneously the amount of light is adjusted with high accuracy and high sensitivity.
这样，在追求光学头的大幅小型化的同时，还可以实现更高精度和灵敏度的光量调整。
If the optical head is on track, then the primary beam will be centered on a track (with pits and bumps) and the two secondary beams will be centered on land.
如果光学头在轨道上，主激光束将处于轨道中心，两个副光束处于轨道之间。
This paper describes a new type of optical system in optical head for magneto-optic disk drive, expounds theoretical the basic principle for magneto-optio information read out.
本文叙述了一种新型磁光盘驱动器光学头的光学系统，并从理论上阐明了磁光信息读取的基本原理。
By study the measurement of parallelism between Optical head and Spindle motor at present, we find that there are expensive and inconvenient. So it needs to design a new convenient method.
对目前工业上测量光头与主轴马达间的平行度的方法进行研究后，发现其价格昂贵、操作不方便，因此有必要设计出一套方便可行的方法。
Using the transparence CD, PSD can detect the displacement of laser spot between non-placing and placing the CD, and it can be used to calculate the parallelism between optical head and spindle motor.
考虑在主轴上放置透明盘片，用PSD测量位移子系统测出放置透明盘片前后的光斑移动距离，就可以计算出光头与主轴马达间的平行度。
A sensor head for hybrid optical current transformer (HOCT) is designed, the error resource of it is analyzed, and the overcoming method is given.
设计了一种用于混合式光电电流互感器(HOCT)的电流传感头。分析了其测量误差，给出解决的方法。
Precision laser head and optical lens are adopted for precision processing effects.
针对精细加工设计精细切割头及光学镜片，确保精细加工效果。
A head crash in a fixed hard disk generally destroys the data, whereas the failure of a tape drive or optical disk drive often leaves the data cartridge unharmed.
对于固定的硬盘，磁头撞击通常会破坏数据，然而磁带或光盘驱动器的错误通常对数据盘碟是无害的。
It is demonstrated that the phase discrepancy caused by optical dispersion of this new kind sensor head is very small and its influence on measurement can be ignored, showing practical significance.
进一步论证了光的色散对于这种传感头造成的位相差是非常小的，对测量影响可以忽略，因而该方案具有实用价值。
The reliability of optical current transducer (OCT) depends upon the reliability of optical current sensing head (OCSH) to large extent, which is the key component of OCT.
光学电流传感头（OCSH）作为光学电流互感器（OCT）的关键部件，其可靠性在很大程度上决定了OCT的可靠性程度。
To avoid shortcomings of conventional current transducers in insulation and saturation, the hybrid optical sensor head of a new type air core current transducer is presented.
针对传统电流互感器易饱和﹑绝缘复杂等缺点，介绍了一种混合式光电电流互感器传感头用于测量的新型空心电流互感器。
Tested and verified in practical optical pickup head, this lens canful fill the requirement of digital versatile disk pickup systems.
经过实际应用，证明这种结构完全能够满足高密度光盘光学头的技术要求。
An intelligent instrument based on infrared guidance head system consists of optical, mechanical, electronic and computer technologies for measuring infrared imaging facula.
研制成一种集光、机、电、算于一体的智能化的红外成像光斑测试仪。
We can look OBS network as two networks, one is transparent optical network for transmitting data burst; the other is optical and electronic hybrid control network for transmitting burst head packet.
OBS网络可以看作两个网络的重叠：传送数据突发的纯光网络和传送突发头分组的光电混合控制网络。
Studying the theory of optical pickup head unit (OPU) and how to pickup the signal on the disk. Based on these theories, it analyse the structure of the focusing and tracking device.
研究光学拾取头的基本原理和光盘信号拾取原理，简要分析了实际的光学头聚焦伺服和循迹伺服的机械结构。
In the paper, we introduce the choice and calculation of the geometric parameter of the head and the parameter of optical system.
本文着重论述了测量头几何参数和光学系统参数的选择和计算。
2 projecting heads for table cinematographs, 1 optical sound head, 1 carbon arc projection lamp, 1 slide projector and more. All untested.
2个放映机头，用于桌式电影摄影机，1个电子光声头，1台煤油弧光灯，1个滑线电阻，1台幻灯机，1个印片机箱，1个暗房照明灯(煤油)，均未检测。
The prepared silvered copper wire meets the application requirements of the high-quality suspension wire for a torque of the high-performance optical reading head.
制备出的镀银铜丝满足高性能光学读取头力矩器用高品质悬丝的应用要求。
The principle and the devising technology for sensing head of a fiber optical vibration sensors are described in this paper.
提出和论述了一种光纤振动传感器的原理和探头设计方法。
The composition of the automotive head lamp, lamp application methods, optical characteristics and the characteristics of light distribution are discripted.
综述汽车前照灯的组成、用灯方式、光学特性、配光特性。
According to the invention, at least one scanning device (32) designed as an optical coherence tomograph and provided for surface scanning is associated with the machining head (16).
根据本发明规定，所述加工头(16)配备有至少一个设计成光学相干层析成像装置的扫描装置(32)，该扫描装置(32)用于表面扫描。
The invention discloses a laser marking machine which comprises a machine body and working head which are connected by optical fiber.
本发明揭露一种激光打标机，包括机身本体和工作头，其中，所述机身本体和工作头由光纤连接。
The invention discloses a laser marking machine which comprises a machine body and working head which are connected by optical fiber.
本发明揭露一种激光打标机，包括机身本体和工作头，其中，所述机身本体和工作头由光纤连接。
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