lens 四级六级考研

In this paper, model of aspherisation for higher-dioptry spectacle lens is investigated.

本文研究高眼用消除离轴像散的非球面化模式。

The lens of a camera forms images.

照相机的头使图像形成。

Objective To study the heterophoria and effect of plus lens on it in juvenile myopes.

目的研究青少年近视眼的隐斜和正对隐斜的影响。

According to the properties of basic points of lens group and the varifocal principle of lens group,a varifocal optical system which has a fixed image space principal point has been designed.

根据组基点性质和组可变焦原理,设计定第二主点变焦学系统。

The black plastic lens will delay visual sense of perception, so the plastic photoscope will make us explain the motion of the shadows in a way of a certain illusion.

黑色塑料片会延迟视知觉，所以塑料视会让我们以某种错觉解释影子的动作。

Telocentric lenses work with a wide depth of field. With a telocentric lens, you can image objects of different distances from the lens and the objects stay in focus.

具端着丝粒的头(注:我猜是类似于针孔头吧)具有宽阔之景深，以具端着丝粒的头，你能够将由头不同距离之目标物成像和保持目标物在焦。

From the visual prognosis of our series, transscleral fixation of posterior chamber lens appears to be a viable alternative to improve functional visual acuity in acapsular aphakic patients.

由本篇病患视力预后结果，显示经巩膜固定后房人工水晶体术，对缺乏后囊袋支撑之无水晶症病患的功能性视力改善，是一项极佳之选择。

By chiseling a BOL on a surface of a lens, a apochromatic system is composed, which actualizes the system's apochromatism, as well as revising primary aberration.

并将二元学面刻画在的表面，在校正系统初级像差的同时，实现了系统的复消色差。

During this alignment, each crystal can act like a miniature lens, refracting sunlight into our view and creating phenomena like parhelia, the technical term for sundogs.

在这个平面内，每一个冰晶就像一个小一样，将太阳折射入我们的视野，造成幻日现象，其术语就是幻日。

Apochromatic lens: Compound lens corrected for chromatic aberration, i.e. the three primary colours , red, green and blue are corrected. Also called Apochromat.

矫正色差的复合式：即是红、绿和蓝三原色的色差都已矫正。

Cynosure was the first with the CAP technology and micro lens array and I believe that is best approach to fractionalize resurfacing.

赛诺秀激公司是首家使用CAP聚焦技术和微阵列的公司，而我相信这是点阵的最佳方法。

The incidence face side of the claviform lens is used as a front end, and inserted into the first cylinder and fixed.

以棒形的入射面一侧作为前端，将其插入第1筒状体中，然后将其固定。

Purpose To evaluate the feasibility and superiority of the catarct ultrasonic emulsification, artificial lens implantation united micro trabecula resection adopt surface anesthescia.

评价采用表面麻醉的白内障超声乳化,人工晶状体植入联合显微小梁切除术的可行性、优越性。

36 patients (40 eyes)with senile cataract were examed by gonioscope after extra capsular extraction of cataract and posterior chamber intraocular lens implantation.

对36例(40只眼)白内障囊外摘除及后房型人工晶体植入术患者进行房、眼压、视力及眼底等检查。

Mercurialism eye ministry appears mercurialism sex crystalline lens changes, inspect a function to damage drop for central eyesight, view is narrow.

汞中毒眼部出现汞中毒性晶状体变化，视功能损害为中心视力下降、视野缩小。

This causes it to polymerise and then change shape, which means the ophthalmologist can tweak the lens to alter its power.

这束使人工晶体上的敏物质聚合，并改变形状，这意味着眼科学家能够调节这些晶状体来改变它的功效。

The principle of secondary spectrum is introduced and the equations of designing apochromatism objective lens based on wave aberration are presented.

介绍了二级谱的基本原理,给出了波差法设计复消色差物的方程组。

The influence of input beam size on the maximum intensity in the focus of singlet lens and achromat was compared.

比较了消色差及单中脉冲初始腰尺寸对聚焦的影响.

Objective To discuss the effect of individualized nursing care after traumatic cataract phacectomy associated with artificial lens implanted in children.

目的探讨个性化护理在儿童外伤性白内障摘除人工晶体植入术的应用效果。

The spyglass contains a lens.

这个小望远含有一个。