查询词典 varifocal

Alternatively, some people use varifocal or bifocal lenses in order to see objects clearly that are both close up and far away.

另外，有些人使用varifocal或双部位隐形眼镜，才能看到物体清楚，都是接近和远离。

The varifocal lens operates at high-speed of 50 hz for flicker-free display.

该变焦透镜具有50 hz的高速响应，以达到无闪烁的显示。

The camera series includes a tamperproof, weatherproof color dome with a 2.9- to 10-millimeter auto-iris varifocal lens, an indoor color dome, a weatherproof infrared color bullet camera, and a traditional box camera. A 12-VDC power supply and six-foot Ethernet cable are included.

类型多样，有抗干扰型的普通机型，有配置了2.9-10 毫米自动聚焦镜头的防风雨彩色球形机，室内彩色球形机，防风雨红外彩色弹头机，传统箱式摄像机，以及12V电源和六脚以太网线缆。

It allows for versatile adjustment by panning, tilting and rotating the varifocal lens to any camera angle desired.

它还可以对镜头进行水平、垂直及焦距的调节，以满足用户对摄像机视角调节的需要。

The 3- to 10-millimeter auto-iris varifocal lens offers a wider zoom to fit more applications.

同时，还配置了3-10毫米自动聚焦镜头，宽动态聚焦可满足不同领域的应用。

The VC-700 series includes a super-high-resolution color camera with an isolated power input and a varifocal, auto-iris lens.

VC-700系列中配置了超高分辨率的彩色摄像头，摄像头的电源为隔离电源，并安装了自动调焦的镜头。

The camera captures clear images under low-light conditions with a varifocal auto-iris lens.

在光线极度阴暗的条件下，亦可以通过多点变焦自动光圈镜头捕捉图像。

The focal properties of varifocal Fresnel lens was studied in experimental, experimental results showed that the deformation of surface of LCoS will lead to diffusion of the focal of Fresnel lens, one correction method was mentioned.

然后利用已经制作的LCoS相位空间光调制器，实现了可编程的变焦菲涅尔透镜，通过实验研究了变焦菲涅尔透镜的聚焦特性，发现LCoS器件的表面弯曲会导致聚焦焦点的弥散并设计了校正的方案。

The HT-7247iHR uses a 9- to 22-millimeter auto-iris varifocal lens to produce sharp pictures.

此摄像机配备了9mm-22mm的自动光圈镜头，令图像更真实自然。

The all-purpose 2.8- to 12-millimeter IR varifocal lens provides the proper field of view for most surveillance applications. The 2.9- to 8.2-millimeter IR varifocal lens features aspherical optics to provide a fast F1.0 maximum aperture for best low-light performance.

多功能的2.8至12mm红外变焦镜头为大多数监视应用提供了适当的视场角。2.9至8.2mm红外变焦镜头以非球面光学为特色，为最佳低光性能提供了高速的F1.0最大光圈。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。