眼鏡のフレーム・テスト ISO 12870 眼鏡のフレーム・ブリッジ・デフォレーション・テスト

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May 15, 2025
Video Description:
Discover the Spectacle Frame Tester ISO 12870, designed to ensure the durability and safety of spectacle frames. This tester measures bridge deformation, ensuring frames retain lenses securely for over two years. Compliant with EN1836:2005, ISO12870:2004, and GB/T14214:2003 standards, it features a pneumatic device, electronic display, and automatic timing for precise testing.