yd
+
  • undefined

放大镜

适用年级 1-6 年级

key word:Digital inquiry experiment system

key word:

Product Classification:

Product Description

原理 

凸透镜具有会聚作用,可以成放大正立的虚像,可以作为最简单的放大镜使用。

 

目的 

使用放大镜放大图像。

Related products and accessories

No data

Related Downloads

Online Message


Copyright © Jiangsu LABEST Education Co., Ltd    Address: Building 2, Strait Cloud Valley Science Park, No. 98, Shuangzha Road, Jianye District, Nanjing    Phone:025-58769595     

Website:www.jslabest.com   ICP Record No.: SUICPB No. 2020054929-1  Powerby:300.cn    SEO