power of lens

We present a novel confocal laser method ( CLM) for precise testing of the dioptric power of both positive and negative intraocular lens ( IOL) implants.

提出了一种新的共焦激光方法，可以精确测量正度数与负度数人工晶状体植入物的屈光度。

A clinical observation of phacoemulsification with topic anesthesia and low and negative power intraocular lens implantation in treating high myopia patients with cataract

表面麻醉下超声乳化术及低度数或负度数人工晶状体植入术治疗高度近视眼白内障

One often speaks of this succession of shapes having the same power as exemplifying lens bending.

我们常常举出这样一系列形状不同,然而具有相同光焦度的透镜,作为透镜的配曲调整的例子.

But beam quality of slow axis is easily affected by space burned hole, self-focusing and thermal lens effect, which lead to big slow axis divergent angle under high output power.

然而由于其慢轴方向输出光束质量极易受到空间烧孔、自聚焦、热透镜等效应的影响，致使其在高功率工作条件下，输出的慢轴方向发散角较大。

The apochromatic theory of optical system of wide spectral is discussed in this paper, emphatically in two aspects of suitable glass materials for correction of secondary spectrum and reasonably distributing each lens power.

本文对宽光谱光学系统的复消色差理论进行了论述，主要在玻璃材料的选择和光焦度的分配问题两方面进行了研究。

In high-power diode-pumped lasers, the absorption saturation, the temperature distribution and the thermal lens effect of the high-power diode-pumped laser medium, are also introduced. 2.

介绍了在高功率激光器中，增益介质的饱和吸收效应，温度场分布与热透镜效应。

As results of the experiment, the relations between the focal length of the thermal gas lens and the input power and buffer gas pressure are presented. The evolution process of the thermal gas lens from concave to convex lens is described.

在实验部分，本文给出了热气体透镜焦距与输入功率、缓冲气体压强的关系，描绘了热气体透镜从负透镜变化到正透镜的动态过程。

Elimination of Thermal Lens for Repeat Rate High Power Nd: Glass Laser

重复率高功率Nd玻璃激光器的热透镜效应的消除

Laser techniques is surging with LD-pumped solid-state laser. But, the stability, model and beam quality of the laser are strongly affected by the thermal lens effect at high power.

LD泵浦固体激光器出现使激光器得到飞速发展，但是其在大功率运行时所表现出的强烈的热透镜效应，严重影响了激光器的稳定性和输出光的模式、光束质量。

Study on compensation of thermal lens in high power high repetition solid-state laser

高功率高重复频率全固态激光器热透镜效应补偿与分析