Optical components and infrared-transmitting optical windows are made by high-quality optical-grade sapphire which has fully used in aerospace, low-temperature laboratory observation window, and high precision instrumentation.
All our sapphire windows have strict quality control, cleaned and packed in class 100 room. The consistency of the surface finish is excellent. We adhere to zero overdue in delivery time and zero customer complaints in high quality all through the year.
| Item | Dia. 110mm C-plane(0001) 500μm Sapphire Windows |
| Crystal Materials | 99,999%, High Purity, Monocrystalline Al2O3 |
| Grade | Prime, Epi-Polished |
| Surface Orientation | C-plane(0001) |
| Diameter | 110.0 mm +/- 0.1 mm |
| Thickness | 500 μm +/- 25 μm |
| Front Surface | Optical polished, Scratch / Dig < 10 / 5 |
| Epi-polished, Ra < 0.2 nm (by AFM) | |
| Back Surface | Optical polished, Scratch / Dig < 10 / 5 |
| Epi-polished, Ra < 0.2 nm (by AFM) | |
| TTV | < 20 μm |
| BOW | < 20 μm |
| WARP | < 20 μm |
| Cleaning / Packaging | Class 100 cleanroom cleaning and vacuum packaging, single piece packaging. |
Note: Custom sapphire windows with any orientation and any thickness can be provided.
Introduction to the Manufacturing Process of Sapphire Ingot
Company brochure
The Technical Difference Between the Kyropoulos Method and the Czochralski Method for Growing Sapphire Crystals
