Whatever product you use should emit only visible light, because ultraviolet light damages the eyes.
不管你用什么产品，都应该只发出可见光，因为紫外线会伤害眼睛。
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。
Radio wavelengths are much longer than those of visible light, and the radio waves from deep space are always weak.
无线电波的波长比可见光长得多，而且来自深空的无线电波总是很弱。
The light that we see with our human eyes as a band of rainbow color falls in the range of what's called visible light.
我们用肉眼看到的彩虹色的光属于可见光。
Visible light consists of different colors or wavelengths, which together make up what's called spectrum, a band of colors, like you see in a rainbow.
可见光由不同的颜色或波长组成，它们共同组成了所谓的光谱（一段颜色），就像你在彩虹中看到的那样。
Since most camera flashes emit IR along with their burst of visible light, the one substitution allowed the prototype to transmit and record infrared light.
由于大多数相机闪光灯在发出可见光同时就会发射出红外线，这一替换使得原型机能够发送并记录红外线。
Unlike visible light waves, these radio waves can get through the various gases and dusts in space, and through our own earth's atmosphere comparatively easily.
与可见光波不同的是，这些无线电波可以较容易地穿过太空中的各种气体和灰尘，穿过我们地球的大气层。
Most antennas are made in the shape of a dish to collect and reflect the radio waves to the sub reflector, in the same way as a curved mirror focuses visible light to one point.
大多数天线被制成碟形，用以收集和反射无线电波至亚反射器，就像曲面镜将可见光聚焦于一点一样。
The extension of astronomy from visible light to radio waves to x-rays and gamma rays never failed to lead to the discovery of unusual objects such as radio galaxies, quasars, and pulsars.
从可见光扩展到无线电波，再到X 射线和伽马射线，天文学总是会发现不寻常的物体，如射电星系、类星体和脉冲星。
对可见光透明。
Related cloaks have been made to work with infrared rays and visible light.
并已制造了可在红外光和可见光波段工作的隐身器件。
This is because the wavelength of visible light is longer than 200 nanometres.
因为可见光的波长大于200纳米。
These are photodetectors, band gap two electron volts, respond to visible light.
这是光电探测器，能带隙为2电子伏，当它反应于可见光。
They are designed to bend visible light in a way that ordinary materials don't.
他们被设计成具有普通物质没有的弯取光线的能力。
The nebula was named after its resemblance to a dumbbell when seen in visible light.
该星云因在可见光下观测其形似哑铃而由此得名。
The M17 SWex "dragon" is hidden within dust clouds that are opaque to visible light.
藏在尘埃云中的M17SWex“龙”在可视光中是看不透的。
The long-term hope is to transmit data using visible light emitted by indoor lighting.
远期目标是利用室内光源放出的可见光传输数据。
Seen in visible light, the nebula known as SH 2-235 looks like a small, amber cloud.
在可视光下，SH2- 235星云看上去像一朵很小琥珀色的云。
The images combine infrared and visible light to increase the contrast between water and land.
这些图片通过结合红外线及可见光来增大水体和陆地的对比。
Stars with less mass than the sun are smaller and cooler, and hence much fainter in visible light.
质量比太阳小的恒星会比较小和比较冷，几乎不产生可见光。
Like humans, most animals rely on visible light for seeing, and plants rely on it for photosynthesis.
和人类一样，大多数的动物需要依赖可见光才能看见东西，而植物则需要光来进行光合作用。
The power of a light microscope is limited by the wavelength of visible light, which is about 500 nm.
光学显微镜的放大倍数受限于可见光的波长，大约500纳米。
The new work points the way for an improved version that could hide people and objects from visible light.
这个新设计为一项改良理论指明瞭道路，证明在可见的光线中是能让人和物隐形的。
The ultraviolet light is then converted to visible light by phosphors on the surface of the discharge tube.
紫外线通过放电管屏面上的荧光粉转变成可见光。
Objects that are normally bright in visible light look dark, while normally dark objects look especially bright.
那些明亮的物体在可见光下显得黯淡，而那些黯淡的物体却显得特别明亮。
But adding nitrogen and copper to the mix shifts the preference of the titania tubes to visible light, Grimes says.
但是通过加入氮气和铜，会改变二氧化钛在可见光下的催化活性。
But adding nitrogen and copper to the mix shifts the preference of the titania tubes to visible light, Grimes says.
但是通过加入氮气和铜，会改变二氧化钛在可见光下的催化活性。
应用推荐