Optical bench F light source imaging experimenter demonstrator optical experimental equipment convex lens imaging laboratory optical experiment box F light source middle school laboratory teaching instrument experimental equipment teaching aid

  • Unit Price:$2.76
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  • Item#:612287589779
  • Location:China
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  • Quantity: (74347 available)
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Brand:
xian kun
Color classification:
Light holder F light source convex lens white screen (set) F light source convex lens diameter 4cm imaging screen light holder (easy)
Production Enterprises:
Taizhou Feili Teaching Instrument Co.
Time-to-market:
2020-02-20
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