The device consists of an electromagnet moving ferronickel optical shutter interposed in a fiber gap, and it's actuation causes optical attenuation.
这种光衰减器是由电磁驱动插在两对准单模光纤间隙中的挡光片来实现光功率的衰减。
The principle of the optical shutter system is presented, and a system is designed according to the wavelength and repetition frequency of light pulse, and the dimension and length of bunches in HLS.
介绍了光开关的工作原理，根据合肥光源光脉冲的波长、重复频率、束团尺寸以及束团长度，进行了光开关系统设计。
As for buttons, there is a shutter release, a slider for an 8x optical zoom and a power button.
机身按钮包括一个快门键、一个8倍光学变焦滑钮和一个电源键。
The advantages of this light source were: high resolution, no shutter and no need of optical motion compensation unit.
其优点为分辨率较高、不需要快门和象移的光学补偿。
This paper reports the self-gating by intense green light in optical Kerr shutter. The causes for the self-induced degeneration of the polarization are analysed preliminarily.
本文报导了在光克尔快门中强绿光自开门现象，初步分析了自感应退偏振的成因。
Based on these characteristics, the shutter can be used in large-format optical systems for automatic exposure control.
基于这些特点，该快门可广泛用于大幅面光学系统进行自动曝光控制。
Based on these characteristics, the shutter can be used in large-format optical systems for automatic exposure control.
基于这些特点，该快门可广泛用于大幅面光学系统进行自动曝光控制。
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