Laser Optics & Components
Fiber Optic Endcaps
Small-diameter tapered fiber optic endcaps in Corning HPFS® 7979 fused silica, with one plano and one convex end face, both optically polished.
- Germany-based supplier and manufacturing partner
- Manufacturing to customer specifications
- Optical inspection and measurement against specified requirements
- From single components and prototypes to repeat supply

Product overview
Our manufacturing scope covers tapered fused silica fiber end caps with one plano end face and one convex end face, produced to customer-defined geometries and surface requirements.
For application-specific coating requirements, see our custom optical coating services.
Typical specifications
| Material | Corning HPFS® 7979 fused silica |
|---|---|
| Geometry | Customer-defined according to drawing |
| End-face configuration | One plano end face and one convex end face |
| Surface processing | Fine grinding and optical polishing according to specified surface requirements |
| End-face finish | Both end faces optically polished |
| Coating | Optical coating available on request |
Representative examples
- Corning HPFS® 7979 fused silica tapered end cap, Ø2.5 mm plano end face, Ø1.0 mm convex end face; both end faces optically polished.
RFQ PREPARATION
What to send for a quote
Please send your drawing or technical specification together with the following information.
- Overall geometry and critical dimensions
- End-face geometry and radius of curvature
- Surface finish requirements
- Operating wavelength, coating requirements, and intended optical coupling
- Required quantity