Reading Glasses EN 14139 Testing
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Update time : 2025-04-14
Reading glasses exported to Europe need to comply with the EU's MDD (Medical Devices Directive) and the EN 14139 standard.
EN 14139:2010 Test Items:
- Construction
- Dimensional Tolerance
- Dimension Stability at Elevated Temperature
- Resistance to Perspiration
- Bridge Deformation and Lens Retention
- Mechanical Stability: Endurance
- Resistance to Ignition
- Transmittance
- Optical Power Tolerances
- Prismatic Power Tolerance
- Design Reference Points
- Mechanical Strength
- Material and Surface Quality
- Nickel Release
- Identification and Labeling
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