A sensor channels the light signal along an optical fibre.
传感器沿光导纤维输送光信号。
The key development lies in the ability of the sphere, an optical device, not only to remain invisible itself but to slow light.
关键在于光纤球功能的开发，一种光学设备，不仅要保持自身的不可见性，还要能减缓光线。
In astronomy, in optical astronomy, we cannot measure the period or the frequency of optical light.
在天文学中，在光学天文学中，我们不能测量周期或者可见光的频率。
From end to end, the Milky Way's starry disk, observable with the naked eye and through optical telescopes, spans 120,000 light-years.
从一端到另一端，银河系布满星星的圆盘横跨12万光年，可以用肉眼和光学望远镜观察到。
In optical astronomy, using a telescope and observing the stars that way, we rely on visible light waves.
在光学天文学中，在用望远镜观察恒星时，我们依靠的是可见光波。
These swirls of light, called optical vortices, could have implications for future laser devices, the physicists said.
这些光线的漩涡，称为光学旋涡，可能对未来的激光装置产生影响，物理学家说。
The model depicts aerosol optical thickness, a measure of the amount of light that the aerosols scatter and absorb, and a proxy for the number of particles in the air.
这个模型描述了气溶胶的光学厚度（一个衡量光在气溶胶里分散和吸收的物理量）以及气溶胶代替空气分子的程度。
Trapping these systems in periodic potential wells made by intersecting light beams yields optical lattices in which atoms behave as electrons in metals, albeit at a quite different scale.
在周期势阱中研究这个系统，发现相干光产生光学晶格能够使原子具有了金属中的自由离子的性质，尽管看起来截然不同。
Relativistic electrons produce light that goes to the optical resonator with absolute vacuum inside.
相对论电子所产生的光线将进入完全真空的光学谐振器当中。
He has claimed that by slowing down light by way of an optical illusion, the light can then be bent around an object to 'conceal' it.
他称，通过一种光幻觉可以使光线变得迟缓，从而光线可以弯绕着物体而达到“隐形”效果。
One of the reasons that optical data transmission is so efficient is that different wavelengths of light loaded with different information can travel over the same fiber.
光数据的传输之所以如此高效的其中一个原因就是不同波长的光束可在同一条光纤中传输。
The "stauroscope", an optical instrument for studying the crystal structure of minerals under polarized light, is also no longer used.
一种用来研究偏振光下矿物的晶体结构的光学仪器，也不再被使用。
A typical optical telescope might have a diameter a few million times the wavelength of the light it is collecting.
一个典型的光学望远镜或许有一个可以收集几百万倍光波的直径。
Dr Hess envisages a ray of light travelling down an optical fibre made from two materials: a core with a negative refractive index and an outer sheath with a positive one.
赫斯博士构想出一个画面，即一道光正穿越于一个由两种材料制作的光导纤维，一种是具有正折射指数的纤维核，另一种则是具有正折射指数的外围。
A real optical frequency comb spans the entire visible spectrum of light, and has very fine, evenly spaced teeth.
实际光学频率梳横跨整个可见光谱，各齿极细并均匀分布。
We've come up with a way, using optical fibers, to bring laser light to and from the seismometer, to make very precise measurements of the vibrations of the mass in our seismometer.
我们想出了一种新方法，通过光导纤维将激光导入和输出地震仪，从而精准地测量重物的振动值。
One way to improve communication between cores, which the Angstrom project is investigating, is optical communication - using light instead of electricity to move data.
一种改善核心间通信(正是Angstrom项目所致力于的)的方法就是采用光通信——通过光而不是电来移动数据。
Nor could they be located away from the engine, because their powerful beams would destroy any optical fibres that delivered light to the cylinders.
激光器不能远离发动机，因为他们的强光束会破坏任何光纤，这些光纤是用来将光传送到汽缸中的。
At this distance the optical light from stars is shifted, or stretched, to infrared wavelengths that can only be observed in outer space by Spitzer.
在这个距离，恒星的光源光被折射，或拉伸成红外波长，在外层空间只有斯皮策太空望远镜才能观测到。
The Heart Nebula, officially dubbed IC 1805 and visible in the above right, has a shape in optical light reminiscent of a classical heart symbol.
心脏星云，正式名称为IC 1805，在上图右边可见，在可见光波段有着让人联想到经典的心脏符号的形状。
Just as a radio antenna will resonate with and absorb certain radio waves, nanostructured optical antennas can resonate with and absorb visible and infrared light.
就像收音机天线可以与特定的声波共振并吸收它们一样，纳米结构光学共振也可以与可见的红外光并吸收它们。
Power from the battery is used not only to charge mobile devices, but also light up optical fibers inside of the bag.
蓄电池中的电力不仅可以用来给电子设备充电，而且还可以点亮背包内部的光导纤维。
The transistor laser adds a third port for optical output, emitting light.
晶体管激光增加了光输出，发光的第三个端口。
The electronics industry is taking advantage of micro and nano-fabrication technology by using it in bio-technology sensing, optical filtering and light control components.
电子工业正利益于微米和纳米制造技术，将其应用在生物技术传感、光学过滤和灯光控制组件方面。
Making better solar cells may sound very different from optical communications, but understanding how light interacts with a device is equally important in this context.
制造更好的太阳能蓄电池听起来和光通信相差万里，但是了解光是如何与设备相互影响这一点在这种背景下是同等重要的。
From end to end, the Milky Way's starry disk, observable with the naked eye and through optical telescopes, spans 120, 000 light-years.
它是一个布满星星的圆盘，从一端到另一端跨越了120,000光年。你可以用肉眼，也可以通过光学望远镜观察银河系。
In today's Internet, data traveling through optical fibers as beams of light have to be converted to electrical signals for processing.
现今的互联网上，以光束形式在光纤中穿行的数据必须转换成电信号来处理。
If the optical fibre is tapered, the light ray will become trapped at the point where the fibre is no longer wide enough to let it pass any farther.
如果一个光导纤维被缩减，那么光束也将在纤维不够宽的那个点上被捕捉，因为它无法穿越纤维。
An optical "frequency comb" is a very precise tool for measuring different colors-or frequencies-of light.
光学“频率梳”是一种精确测量光的颜色或频率的工具。
This optical illusion, called the wagon wheel effect, also can occur in the presence of a strobe light.
这个错觉，被称为“马车轮效应”，也可能发生在有闪光灯的情况下。
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