Optical Glass Wafer
OST Photonics offers a variety of optical glass wafers and fused silica wafers depending on the application and material requirements. Wafer diameters are...
Optical Glass Wafer
OST Photonics offers a variety of optical glass wafers and fused silica wafers depending on the application and material requirements. Wafer diameters are ranging from 3 inches to 12 inches, the thickness can be customized according to your requirements (generally above 0.1 mm). We have a wide range of glass materials for you to choose from: Fused silica material: JGS1/JGS2/JGS3 SHOTT glass: Borofloat33/D263Teco/B270...
- ManufacturerOST Photonics
- CategoryCrystal Wafer and Substrate
- Lead TimeQuoted per order
- CustomizationSize, orientation and surface finish to drawing
OST Photonics offers a variety of optical glass wafers and fused silica wafers depending on the application and material requirements. Wafer diameters are ranging from 3 inches to 12 inches, the thickness can be customized according to your requirements (generally above 0.1 mm). We have a wide range of glass materials for you to choose from:
- Fused silica material: JGS1/JGS2/JGS3
- SHOTT glass: Borofloat33/D263Teco/B270(I)/D263(T) and microcrystalline glass etc.
- Corning glass: Corning 7980/7978/7979 and Eagle XG etc.
- Ohara glass: SK-1300/SK-1310/SK-1320 etc.
- Feilihua: F-HUV1~7 etc.
- CDGM: H-K9L etc.
- Other glass materials: Soda Lime etc.
Specifications of Optical Glass Wafer and Fused Silica Wafers
| Material | Fused silica material: JGS1/JGS2/JGS3SHOTT glass : Borofloat33/D263Teco/B270(I)/D263(T) and microcrystalline glass etc.Corning glass: Corning 7980/7978/7979 and Eagle XG etc.Ohara glass: SK-1300/SK-1310/SK-1320 etc.Feilihua: F-HUV1~7 etc.CDGM: H-K9L etc.Other glass materials: Soda Lime etc. | |||||
| Diameter | 3” (76.2mm) | 4” (100mm) | 6″ (150mm) | 8″ (200mm) | 10” (250mm) | 12” (300mm) |
| Diameter Tolerance(±) | ≤0.20 mm | |||||
| Thickness | ≥0.1mm | ≥0.1mm | ≥0.3mm | ≥0.4mm | ≥0.5mm | ≥0.5mm |
| Primary reference flat | According to our standards or your requests | |||||
| LTV (5mmx5mm) | < 0.5µm | |||||
| TTV | < 2µm | < 2µm | < 3µm | <3µm | <5µm | <5µm |
| Bow | ±20µm | ±20µm | ±30µm | ±40µm | ±40µm | ±40µm |
| Warp | ≤ 30µm | ≤ 30µm | ≤ 40µm | ≤ 50µm | ≤ 50µm | ≤ 50µm |
| PLTV(5mm*5mm)<0.4um | ≥95% | ≥95% | ≥95% | ≥95% | ≥95% | ≥95% |
| Edge Criteria | Compliant with SEMI M1.2 Standard/refer to IEC62276 | |||||
| Surface Type | Single side polished(SSP)/double sides polished(DSP) | |||||
| Polished side Ra | ≤0.5 nm | |||||
| Back Side Criteria | General is 0.2-0.7µm or as customized | |||||
| Packaging | 25pcs per box |
Process Capability of Optical Glass Wafers
| Dimension | 5mm – 400mm |
| Thickness | ≥0.05mm |
| Dimensional Tolerance | ±25μm |
| Thickness Tolerance | ±5μm |
| Thickness Variation(TTV) | < 2μm |
| Flatness | 1/10 Wave/Inch |
| Surface Roughness (RMS) | <5Ǻ |
| Scratch and Dig | 10/5 |
| Particle Size | <10μm |
| Bow/Warp | <10μm |
Other Crystal Wafer and Substrate Materials
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Buyer Questions
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