Products tagged with 'thấu kính lồi'
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1 Pair of Biconvex Lenses for Google Cardboard VR Project 25mm Diameter 45mm Focal Length - Exact Google VR Cardboard Specification
1 Pair of Biconvex Lenses for Google Cardboard VR Project 34mm Diameter 45mm Focal Length - Exact Google VR Cardboard v2.0 Specification