| Product Specification | |||||||||
| Pattern | Substrate Material | ||||||||
| Production Process |
Laser Writing | Substrate Material of Glass |
Soda Lime Glass | ||||||
| Minimum Line/space |
20 μm | Thermal Expansion Coeff (15-200 ℃) |
<100X10⁻⁷ | ||||||
| Feature Accuracy Overall Accuracy |
±2μm | Transmission (400~700nm) |
>90% | ||||||
| Coating Type | Black Coating |
Chrome+Black Coating |
White PE + Black Coating （Perfectly Replace Ceramics） |
Expansion Ratio | 0.00085％ (8.5μm/℃ of 1M) |
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| Reflectivity | < 3.89% @550nm |
< 4.88% @540nm |
<4.68% @550nm |
Surface Flatness |
<10μm (Dimension<100mm) | ||||
| < 4.08% @650nm |
< 4.99% @640nm |
< 4.72% @650nm |
|||||||
| < 3.67% @750nm |
< 4.16% @740nm |
< 4.164% @750nm |
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| Coating Thickness | 0.06mm (±0.01mm) |
0.04mm (±0.01mm) |
0.12mm (±0.01mm) |
Thickness | 1mm (±0.3mm) |
1.6mm (±0.3mm) |
3.2mm (±0.3mm) |
4mm (±0.3mm) |
4.8mm (±0.3mm) |
| Optical Density OD | >5 | >4.2 | >3 | MIN / MAX Size | MIN: 3x3mm (±0.1mm) MAX: 1.5x2.6m (±0.1mm) |
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| Coating Glossy or Matte |
Matte | Matte | Matte | Rockwell hardness | 3-3.5 HRA | ||||
| Reflection Type | Transmission | Transmission | Diffuse Reflection |
Surface Quality | Scratch/Dig 40-20 |
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| Positive / Negative | Positive: Opaque Pattern, Clear Background. Negative: Clear Pattern, Opaque Background. |
Surface Roughness | <0.2-0.7μm | ||||||
| Protection Layer | Available | Cutting | Any Shape by Laser Cutting (±0.01mm) | ||||||
| Custom Service | |||
| Digitalize Drawing | Our engineers would help you digitize the drawing for free. | Third Party Certification | Provide third-party certification reports. |
| Matchable Backlight | Provide matchable backlight for glass targets. | Test Report by OKLAB | Available |
| Customization Quantity | Customization MOQ is 1 pcs. | Customization Production Days | 5 Working Days |
| Coating Type | |||
| Type |  |
 |
 |
| Black Coating | Chrome+Black Coating | White PE + Black Coating （Perfectly Replace Ceramics） |
|
| Reflectivity | < 3.89% @550nm | < 4.88% @540nm | <4.68% @550nm |
| < 4.08% @650nm | < 4.99% @640nm | < 4.72% @650nm | |
| < 3.67% @750nm | < 4.16% @740nm | < 4.164% @750nm | |
| Coating Thickness | 0.06mm (±0.01mm) |
0.04mm (±0.01mm) |
0.12mm (±0.01mm) |
| Optical Density OD @550nm |
>5 | >4.2 | >3 |
| Coating Glossy or Matte |
Matte | Matte | Matte |
| Reflection Type | Transmission | Transmission | Diffuse Reflection |
|
• Cutting is accurate, tolerance ±0.01mm. |
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