Primary II Physics Optical Experimental Equipment Full Junior High School Physical Optical Experiment Suite 8th grade Upper register concave lens students use primary school students Double-convex lens small hole imaging optical tool holder
(Optical Experiment Box-Advanced Edition) on the 2nd upper register (Optical Experiment Box-Howe version) on the 2nd upper register (Optical Experiment Box-Flagship Edition) on the 2nd upper register
The production enterprise:
Xuzhou Qiqi Education Technology Co., Ltd.
The time of the listing:
01/01/2020
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Items weight estimation 0 g, subject to actual weight
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