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3 um Lapping Film / Polishing Paper for Fiber
3 um lapping film is a precision polishing abrasive used to finish fiber optic end faces during connector assembly and field termination. The 3 micron grade is a fine polishing step that leaves a flat, scratch-free fiber end for low-loss coupling.
Product Overview
Lapping film is used on a polishing puck/tool with the fiber connector held in a fixture. The 3 um grit is a final/fine polish step after coarser grades, producing an optical-quality end face on POF and glass fiber.
It is a consumable for fiber assembly workshops and field termination kits.
Key Features
- 3 micron fine polishing grade
- For POF and glass fiber end faces
- Final polishing step
- Lapping film sheet/roll
- Connector assembly consumable
Specifications
| Parameter | Value | Unit | Notes / Conditions |
|---|---|---|---|
| Product | Lapping film / polishing paper | – | 3 um |
| Grit size | 3 | um | Fine polish |
| Use | Fiber end-face polishing | – | Connector assembly |
| Fiber type | POF / glass | – | End-face finish |
Applications
- POF and glass fiber connector assembly
- Field fiber termination kits
- Optical bench finishing
- Repair and re-termination
See our full fiber optic cable range for other POF/H-PCF assemblies. Visit the home page or read the FAQ for fiber selection help.
Ordering & Customization
We supply 3 um lapping film and a range of grits in sheets or rolls. Send the required size and quantity for a quotation.
FAQ
Is 3 um the only grit needed? No. A typical polish uses coarse, medium and fine steps; 3 um is the final fine grade. We supply lapping film in a range of grits for the full polish sequence.
Why Choose Us
We stock the full grit sequence so a workshop can complete a proper multi-step polish rather than a single coarse step.
For pricing, lead time or custom lengths, contact our sales team.
Related products: You may also need HFBR-4531Z/4533Z 1000 um AVAGO Patch Cord (Solar), 3 um Lapping Film Paper Available for Fiber Polishing and Toshiba TOCP155/TOCP200 JIS F05 POF Patch Cord.

