Optische Linsen Linsen Physik für Labor Konvexglas mit Rand
6,70 €
Take at ours. - Convex lens effect: When light through a convex lens, it will deviate from the center line, and has the effect of looking far and converging. 2pcs growing Stainless Steel Sprouting Lids Sprouting Jar Strainer Screen for.
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