30X30X50mm Triangular Prism BK7 Optical Prisms Glass Physics Teaching Refracted Light Spectrum Rainbow Children Students Present

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sku: 1005003184583989

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$4.12

~ 172.00 грн.

$4.12, $1.00 = 41.80 грн.

~ 425.00 руб.

$4.12, $1.00 = 103.11 руб.

~ € 3.96

$4.12, € 1.00 = $1.04

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