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tu tou jing de cheng xiang gui lv shi yan qi cai dui bi yu gai jin
Author(s): 
Pages: 23-24
Year: Issue:  10
Journal: Experiment Teaching and Apparatus

Keyword:  凸透镜成像规律实验器材改进方案;
Abstract: 凸透镜的成像规律实验是一个较完整的重点探究实验。然而,教材实验选用蜡烛火焰作为成像物体存在不足,且光具座上的刻度尺也存在缺陷。为此,通过更换成像物体、在白屏左侧黏贴同样的"F"图案、增加背景标尺来改进实验。改进后的实验成像清晰,操作简单,学生容易理解凸透镜的成像规律。
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