Large Size Mask Blanks
More info: www.rose-fotomasken.de
Glass Substrate Type:
Soda Lime Glass：202.8×202.8 mm ～ 550×650 mm, Square Quality Area
Glass Substrate Characteristics
| Defect Type | Size | Quantity |
|---|---|---|
| Bubble | ＞50μm | 0 |
| Bubble | ≤50μm | ≤8pcs |
| Pit | ≤50μm | 0 |
Flatness Availability
| Flatness | ||
|---|---|---|
| ≤50μm |
Pinhole Density
| Pinhole Size | Density | |
|---|---|---|
| 10 ～ 30 μm | ≤0.01 pcs/cm² | |
| 30 μm over | None |