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 |
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< 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 | ![]() |
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Black Coating | Chrome+Black Coating | White PE + Black Coating (Perfectly Replace Ceramics) |
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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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