800/850 nm band gratings
PING – Polarization independent (low PDL) gratings for 800/850 nm band
Main characteristics:
- Fused silica transmission gratings
- Production technology: Holostepper/lithographic stepper and RIE etching
- 100% dielectric materials – No polymers, epoxies, gelatins or metals
- Grating chip thickness: 0.625 mm
- Operating temperature at least 500° C
- Packaging: Packed in semiconductor grade Gelpak containers, sealed in class 10 cleanroom
Product Overview
While we primarily supply PING gratings as OEM products, the following selection of gratings are stock available. You can order the gratings below online, or request a quotation on these or customized gratings.
| Grating | Resolution | AOI | Grating area | Chip size | Bandwidth | DE (*) | PDL |
|---|---|---|---|---|---|---|---|
| PING-Sample-012 | 1764.7 l/mm | 49.9° | 10.2 mm x 5.2 mm | 11.2 mm x 10.2 mm | 826 nm - 873 nm | >85% | <0.25 dB |
| PING-Sample-020 | 1764.7 l/mm | 49.9° | 12.5 mm x 8.0 mm | 15.0 mm x 12.0 mm | 795 nm - 885 nm | >90% | <0.25 dB |
| PING-1765-025 | 1765 l/mm | 49.9° | 25 mm x 16 mm | 29.5 mm x 20 mm | 795 nm - 885 nm | >80% | <0.25 dB |
(*) Note: DE is minimum absolute diffraction efficiency across both polarizations and the wavelength range
Typical Performance
PING (telecom 800/850 nm band) grating performance
Angle dependency of PING gratings