Tension New Lens Envelope
2025年09月23日
225
Tension New Lens Envelope includes four styles:
Style A：Double Side Seam Expandable Lens Envelope
| A-1 | A-2 | A-3 | A-4 |
 |  |  |  |
| · Horizontal liner protection 360° from scratches. | · Vertical liner protects both front and back of the lens from scratches. | · One-sided liner, more cost-effective. | · Without liner, most cost-effective. |
Style B: Double Side Seam Extra-expandable Lens Envelope
| B-1 | B-2 | B-3 |
 |  |  |
| · Vertical liner protects both front and back of the lens from scratches. | · One-sided liner, more cost-effective. | · Without liner, most cost-effective. |
Style C: Single Side Seam Expandable Lens Envelope
| C-1 | C-2 | C-3 |
 |  |  |
| · Horizontal liner protects both front and back of the lens from scratches. | · One-sided liner, more cost-effective. | · Without liner, most cost-effective. |
Style D: Single Side Seam Non-expandable Lens Envelope
| D-1 | D-2 | D-3 |
 |  |  |
| · Horizontal liner protects both front and back of the lens from scratches. | · One-sided liner, more cost-effective. | · Without liner, most cost-effective. |
| Paper Option： | Liner Option: |
① 105g Coated Paper ② 128g Coated Paper ③ 90g Woodfree Paper ④ 100g Woodfree Paper | a.23g paper-based liner b.38g 100% paper liner c.30g PP non-woven fabric |
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