Ground Glass Diffuser
Polished on one side and fine ground on the other, which is suitable for applications that require Gaussian distribution.
Description
Polished on one side and fine ground on the other, which is suitable for applications that require Gaussian distribution.
Specifications:
| Specification | Value |
|---|---|
| Diameter Tolerance | +0.0/-0.2mm |
| Thickness Tolerance | ±0.2mm |
| Clear Aperture | >90% |
| Parallelism | 3 min |
| Surface Quality | 80-50 |
| Flatness | <4λ @ 632.8nm |
| Bevel Protective | <0.25mm × 45° |
What types of sanding options can Elyonoptic provide?
Elyonoptic can provide 120，220，600，800，1500 sanding options
In addition to regular frosted diffuser sheets, Elyonoptic can also provide frosted alignment sheets. For specific parameters, please contact Elyonoptic.
Standard Product:
| Module | Diameter（mm） | Thickness（mm） | Grinding |
|---|---|---|---|
| E-GGD-0254010-800 | 25.4 | 1 | 800 |
| E-GGD-0127010-800 | 12.7 | 1 | 800 |
FAQs
1. What is your MOQ for ground glass diffuser?
Our standard MOQ is 50 pieces for regular production.
For small orders (≤50 pcs), we can still accept production and provide full inspection reports and measurement data for each piece upon request.
2. Do you support small batch or prototype orders?
Yes. We support small batch and prototype production for testing and evaluation before mass production.
3. What is your production lead time?
- Standard polished fused silica windows: 4–5 weeks
- Coated optical windows (AR / HR): 5–6 weeks, depending on coating type and specifications
4. Do you provide inspection reports?
Yes. We provide quality inspection reports based on order quantity:
- ≤50 pcs: Full inspection data for each piece available
- 100–1,000 pcs: 5%–10% random sampling inspection reports
- >1,000 pcs: 0.5% sampling inspection reports
All inspection data includes dimensional and surface quality parameters.
5. What coating options are available?
We offer:
- Anti-Reflection (AR) coatings
- High-Reflection (HR) coatings
- Broadband coatings
- Custom wavelength coatings (UV / Visible / IR)
6. Can you manufacture custom sizes and shapes?
Yes. We support OEM manufacturing according to drawings.
Available shapes include:
- Round
- Square
- Rectangular
- Stepped
- Wedged
- Drilled / special structures
7. What quality certifications do you have?
We are certified under international quality management systems, including:
- ISO 9001 Quality Management System
- IATF 16949 Automotive Quality System
- Good Standardization Practices Certification
We also apply strict internal quality control processes, including dimensional inspection, surface quality testing, and coating performance verification before shipment.
