Multifocal Progressive Photochromic Varifocal Alloy Reading Glass up 0 to+300

Multifocal Progressive Photochromic Flexible Alloy Reading Glasses 3 Zones. Multifocal Progressive Photochromic Lens. Material: Flexible Alloy. up 0, down 300: Far Distance 0 Degree / Near Distance +300 Degree for Reading.

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