说明

• 25x25x80mm Triangular Prism BK7 Optical Prisms Glass Physics Teaching Refracted Light Spectrum Rainbow Children Students Present Specifications: Model: Triangular Prism Size : 25 x 25 x eighty mm Prism Length: 80 mm Side Length: 25 mm Material: Bk7(K9) optical glass, NOT plastic Weight: a hundred g or so A spectrum is shaped by means of a ray of sunshine passing via a prism The prism broke the light into all the colors of the rainbow Attention: 1 Gift box and retail box NOT included! 2 Please enable 1-2 cm measuring deviation thanks to handbook size Package Included: 1x triangular prism

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