() Junior high school physical optics experimental equipment glass brick lens trapezoidal semicircle rectangular square glass brick one side frosted and thickened light refraction reflection teaching optical instrument teaching aids

  • Unit Price:$4.19
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  • Item#:631518526183
  • Location:China
  • Selected:loading
  • Quantity: (60087 available)
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brand:
Junlilai
Color Classification:
Half round glass brick Trapezoidal glass brick Rectangular glass brick Acrylic lens set Three-line light source
manufacturer:
Taizhou Xile Science and Teaching Instrument Co., Ltd.
time to market:
2020-11-08
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