multifocal spectacles

Studying the Affect on Oculomotor Function in Myopic Teenagers Wearing Progressive Multifocal Lens;

配戴渐进多焦点眼镜对近视青少年眼部参数影响的研究

Studying the Affect on Oculomotor Function in Myopic Teenagers Wearing Progressive Multifocal Lens

配戴渐进多焦点眼镜对近视青少年眼部参数影响的研究

Research on Meridian Lines Design for Progressive Addition Lenses

渐进多焦点眼用镜片的子午线设计研究

Effect of progressive multi-focal spectacles on phoria degree in the teenager nearsighted

渐进多焦眼镜对青少年近视眼隐斜的影响

Eyeglasses having trifocal lenses.

有三焦距镜片的眼镜

flat-top plastic bifocal

平顶塑料双焦点透镜

Focal length: The distance between the centre of a lens and its principal focus.

焦距:镜头中心与其主焦点的距离。

Having the same focus or foci. Used of a lens.

共焦的有共同焦点的。用于透镜

He focuses the lens of a microscope.

他调整显微镜的透镜以定焦点。

The act or result of causing a lens to deviate from accurate focus.

散焦，去焦使透镜偏离准确的焦点的行为或结果

(physiology) the automatic adjustment in focal length of the lens of the eye.

（生理学）用眼的透镜来自动调节焦距。

Visual Performance in Glaucoma with Cataract after Implantation of Multifocal AcrySof ReSTOR Diffractive Intraocular Lens

衍射型多焦点与单焦点人工晶状体在青光眼合并白内障病例中的应用

Contrast Sensitivity and Modulation Transfer Function in the Pseudophakic Eyes with Multifocal and Accommodating Intraocular Lenses Implantation;

多焦点及可调节人工晶状体眼的对比敏感度及调制传递函数

"A convex lens causes rays to converge on a single point, the focal point."

会聚透镜使光线会聚于一点,即焦点。

The wearer of such glasses could change the focus by sliding a switch along one arm of the frame.

带这种眼镜的人通过调整一只眼镜腿上的滑动开关可以改变焦距。

Evaluation of Corneal Changes on the Eyes Long-time Wearing Contact Lens by Confocal Microscope Analyzer;

共焦显微镜评价长期配戴隐形眼镜对眼角膜组织的影响

Study on mutagenicity of multifunctional maintenance medium on contact lenses

隐形眼镜多功能护理液V79细胞HGPRT位点等致突变性研究

The closest point on which the eye can focus is known as the near point.

眼能聚焦的最近的点叫做近点。

Confocal images of protein deposits on hydrophilic contact lenses

角膜接触镜片蛋白质沉淀的共焦点显微镜扫描