说明

• 25x25x80mm Triangular Prism K9 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: eighty mm Side Length: 25 mm Material: Bk7(K9) optical glass, NOT plastic Weight: a hundred g or so A spectrum is formed by means of a ray of sunshine passing by way of a prism The prism broke the sunshine into all the colours of the rainbow Attention: Please enable 1-2 cm measuring deviation thanks to handbook dimension Package Included: 1x triangular prism

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