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  4. Standard "GB/T 13511.4-2025"
Standard GB/T 13511.4-2025 28.2.2025 preview

GB/T 13511.4-2025

Assembled spectacles—Part 4: Multifocal and power-variation near-vision spectacles

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STANDARD published on 28.2.2025


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Price334.80 USD excl. VAT
334.80 USD

The information about the standard:

Designation standards: GB/T 13511.4-2025
Publication date standards: 28.2.2025
SKU: NS-1215689
Country: Chinese technical standard
Category: Technical standards GB

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Ophthalmic equipment

Latest update: 2026-04-02 (Number of items: 2 270 295)
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