凹透鏡帶支架

SKU: S008
$120.00
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SKU: S008 Categories: ,

尺寸:直徑10cm

描述

購買須知

1.本産品爲科學實驗用具,非玩具!
2.本産品適用于教育機構使用,非教育機構購買請詳細了解本産品使用場景,學生在使用本産品時須要有老師或監護人指導使用


產品簡介:

凹透鏡亦稱爲負球透鏡,鏡片的中間薄,邊緣厚,呈凹形,所以又叫凹透鏡。. 凹透鏡對光有發散作用。

模型尺寸:

直徑:100mm

產品信息:

產品名稱:凹透鏡         適合年齡:6嵗以上           包裝方式:盒裝

拓展知識:

凹透鏡成像的幾何作圖與凸透鏡者原則相同。從物體的頂端亦作爲兩條直線:壹條平行于主光軸,經過凹透鏡後偏折爲發散光線,將此折射光線相反方向返回至主焦點;另壹條通過透鏡的光學中心點,這兩條直線相交于壹點,此爲物體的像。

 

 


科學實驗教具

 

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