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SKU:14082219
Features: Lens imaging law measures focal length F light source reflection imaging Lens can be installed and removed It is a good teaching aid for physics F-type light source teaching. Enhance children's hands-on ability and fun. Product List 1. F light source*1 2. Imaging screen and bracket*1 3. 30mm in convex lens *1 4. Send candles*1 5. Bracket*2 6. Free No. 7 battery *2
Lens imaging law measures focal length
F light source reflection imaging
Lens can be installed and removed
It is a good teaching aid for physics F-type light source teaching.
Enhance children's hands-on ability and fun.
