可以用一个非常小的透镜孔阑来校正球差,但这会严重地影响最终鉴别率。
A very small lens aperture is employed to correct spherical aberration , but this severely limits the final resolution.
通过该方法设计得到的透镜,体积小,高出光效率,光束准确可控,可得到满足道路照明需要的矩形规则均匀光斑。
The lens designed by this method has small size, high light efficient, accurate beam control, it can achieve the required uniform rectangular facula for the street lighting.
用模压成形方法生产小尺寸非球面透镜是最经济、重复性最好的方法。
Using molding methods to produce small aspherical elements is the best economic way with the best repetitiveness.
这个小望远镜含有一个透镜。
并利用类可饱和吸收体实现被动锁模的自启动条件,给出了用小信号光斑变化量表示的克尔透镜锁模启动条件。
The self-starting condition expressed by the small signal spot size variation is demonstrated, according to the passive absorber-like self-starting condition.
球对称梯度折射率微球透镜具有体积小、光路短、外形易加工、使用易调整,且无螺旋光线、像差小等优越性能。
The spherical gradient refractive index micro-lens with small volume and short optical path can be easily shaped and conveniently adjusted, and has no spiral rays and low spherical aberration.
在单色光、小物条件下,球差是引起薄凸透镜焦距的测量误差的主要因素。
Under conditions of monochromatic light and a small object, the spherical aberration was the main factor which led to measuring error of focus of thin convex lens.
游戏是一个历史性的小说,告诉过虚构个性的小乐团的透镜。
The game is an historic fiction, told through the lens of a small band of fictional characters.
采用光学级PMMA高效透镜,光损小,照度好。
体积小;光学透镜,光线清晰,低发散度,垂直度好,高精确度,工业适用性强。
It has small body, optics, clear beam and low divergence and favorable verticality and high accuracy and industrial strength.
体积小;光学透镜,光线清晰,低发散度,垂直度好,高精确度,工业适用性强。
It has small body, optics, clear beam and low divergence and favorable verticality and high accuracy and industrial strength.
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