男女羞羞视频在线观看,国产精品黄色免费,麻豆91在线视频,美女被羞羞免费软件下载,国产的一级片,亚洲熟色妇,天天操夜夜摸,一区二区三区在线电影

Top 10 emerging technologies of 2019

chinadaily.com.cn | Updated: 2019-07-09 06:40
Share
Share - WeChat

Metalenses

This flat metalens is the first single metalens that can focus the entire visible spectrum of light -- including white light -- in the same spot and in high resolution. [Photo/Shanghai Youth Science Society]

These lenses are so small that, up until now, it has been impossible to make them through traditional glass-cutting and glass-curving techniques. A breakthrough in the way lenses are produced will allow further miniaturization in sensors and medical imaging devices.

|<< Previous 1 2 3 4 5 6 7 8 9 10 11 Next   >>|
Top
BACK TO THE TOP
English
Copyright 1995 - . All rights reserved. The content (including but not limited to text, photo, multimedia information, etc) published in this site belongs to China Daily Information Co (CDIC). Without written authorization from CDIC, such content shall not be republished or used in any form. Note: Browsers with 1024*768 or higher resolution are suggested for this site.
License for publishing multimedia online 0108263

Registration Number: 130349
FOLLOW US
主站蜘蛛池模板： 临泽县| 三台县| 九龙城区| 江川县| 彝良县| 蒙阴县| 乐安县| 台山市| 崇仁县| 神农架林区| 苍溪县| 石家庄市| 祁阳县| 阳泉市| 乌兰浩特市| 道孚县| 金乡县| 蒲江县| 弥渡县| 双桥区| 苏州市| 肃宁县| 眉山市| 来凤县| 喀喇| 济源市| 丘北县| 广宗县| 新余市| 绥化市| 宁安市| 钦州市| 云南省| 泾川县| 宁强县| 贞丰县| 东源县| 北流市| 洪泽县| 大荔县| 汕头市| 霍邱县| 格尔木市| 鲁山县| 江北区| 安塞县| 阳朔县| 惠州市| 焉耆| 松溪县| 平昌县| 湘乡市| 泉州市| 正镶白旗| 高阳县| 富顺县| 丁青县| 义马市| 福安市| 阜康市| 乐陵市| 南部县| 阿拉善左旗| 苗栗县| 鹰潭市| 明星| 图木舒克市| 永新县| 平江县| 乐安县| 吉水县| 阳原县| 敖汉旗| 乌拉特后旗| 西华县| 仪征市| 望谟县| 历史| 巢湖市| 长宁县| 府谷县| 舒兰市|