您要查找的是不是：
- geometry parallel light source 平行光源
- The Fourier transform characteristics of off-axis hololens was discussed, which was made by using a dot light source and an inclined parallel light. 摘要利用一点光源和一束倾斜平行光拍摄了一种离轴全息透镜，并对其傅里叶变换特性进行了分析。
- The arrow at the left represents the light source. 左方的箭号代表光源。
- Gets or sets the type of the light source. 获取或设置光源的类型。
- JB LIGHT SOURCE TECHNOLOGY EXPLOIT CO., LTD. 深圳市嘉标光源技术开发有限公司。
- JIABIAO LIGHT SOURCE TECHNOLOGY EXPLOIT CO., LTD. 嘉标光源技术开发有限公司。
- YANCHENG BRIGHT NEW LIGHT SOURCE CO., LTD. 盐城伯乐达新光源有限公司。
- Ultra Bright LED as light source and is an. 灯为光源的水晶吊牌。
- Light source is sold separately. 灯泡另售。
- Under astigmatism even narrow parallel light beams will not combine into one point. 有象散存在时甚至很窄的平行光束都不能会聚在一点。
- Retrieves or sets the type of the light source. 检索或设置光源的类型。
- The light source needs no replacing for ever. 光源永免更换，业界领先。
- Hand tools, Light source, Floodlight. 手工具、光源、灯具，手电筒。
- Two kinds of convex lens which make parallel light rays converge to the focal point are given. 本文给出两种能使平行光严格聚焦于一点的凸透镜。
- The parallel light rays of the prnicipal axis that approach a convex lens can converge to the focal point. 只有在近轴光线条件下，平行光通过凸透镜才可近似聚焦于一点。
- In order to achieve optimum productivity, often polybromide laser beam parallel record technology, its light source cost relatively expensive. 为了到达不宜的出产效果，不常拔取众激平束并行纪录的技艺，其平源本钱相差较矮。
- Each encoder has a fixed light source opposite a light detector. 每个编码器有一个固定光源，对面有光线侦测器。
- A type of small-sized interferometer is reported, which makes use of the coupling of optical fiber and gradient index lens (GRIN) to form parallel light beams. 摘要介绍一种超小型光纤导光干涉仪，它利用光纤和自聚焦透镜的耦合来形成平行光路，利用半反和全反光学膜片分光。
- Flux: The stream of photons coming from a light source. 光通量：一个光源的光量子流量。
- Presbyopic In the rest of the state of the eye so that the parallel light to form behind the retina known as the focal point of hyperopia (hypermetropia, hyperopia). 一般的钢琴教师 都是从音乐学院或师范类学校的音乐专业毕业的，所以 一般的教学方法 都是从学校 搬 过来的，一般学院里的钢琴教育方法，都是以 练习曲或古典曲 为主，专业性比较强！
