搜索 - 科创

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从以上插图我们可以看到两种不同的造型，不过原理都是基本一样的，只不过结构上有一点区别（有一个带了碰撞环）　　以下为效果视频，前一段是在灯光（白炽灯）下进行测试的效果（包括带碰撞环的效果），后面一段为在阳光下的效果

出一些显微镜的配件，镜头，还有不知道干嘛用的奇怪的光学元件1，显微镜镜筒总成，见图，上面有4X，10X 40X 物镜， 12.5X的目镜，想办法固定好调好焦距，都能正常看，这个50元，不邮2

筒身为性价比极高的强光手电筒。电热丝正常工作应为黄色并带炫光，如颜色为橘黄色或红色时请注意及时充电。

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