Halcon Calibration Plate Honeycomb Calibration Board with Minimum Line Width 1µm / 0.55µm, Customizable Size and Glass Ceramic Film Aluminum Material
The circular dot calibration board is a high-precision calibration tool engineered for optical systems. It ensures optimal camera calibration, lens distortion correction, and reliable system performance evaluation. Manufactured using advanced photolithography technology, it delivers exceptional accuracy with micron-level precision, making it ideal for high-resolution imaging systems and microscopic applications. Its durable, heat-resistant material guarantees long-term stability, while the precise dot pattern ensures uniformity across the entire board for consistent, reliable calibration results. The board is fully customizable to meet diverse calibration needs, making it well suited for industrial cameras, robotics, and automated vision systems.
- Sharp edges and high positional accuracy
- Low coefficient of expansion for dimensional stability
- High precision, with a maximum accuracy of 1µm
- Full customization support to match specific requirements
Machine vision calibration across a wide range of equipment, including security systems, film and television production, medical imaging, cameras, drone cameras, photography studios, scientific research instruments, and other precision optical devices.
The base material of the dot calibration plate is selectable. Different substrates—such as glass, ceramic, film, and aluminum plate—can be customized according to usage scenarios, operating environments, and accuracy requirements.
| Manufacturing Process | Photolithography | Glass Substrate | Quartz glass (fused silica) / soda glass |
| Minimum Line Width | 1µm / 0.55µm | Transmittance Rate (@550nm) | >95% |
| Feature Accuracy | ±1µm | Coefficient of Thermal Expansion (20–200°C) | <5.0×10⁻⁷/K |
| Coating | Yellow chromium, bright chromium, blue chromium (low reflectivity) | Expansion Ratio (20–200°C) | 0.00006% (0.6µm/°C of 1m) |
| Reflectance | <13.4% @550nm <1.8% @650nm <2.67% @750nm | Surface Flatness | <0.55µm (length <50mm) <2µm (length <100mm) <5µm (length >100mm) |
| Coating Accuracy | 120nm (±0.20nm) | Surface Roughness | <0.025µm |
| Optical Density (OD) | Yellow Chromium 3 (Blue 5) | Thickness | 1mm, 1.6mm, 2.3mm, 3mm (±0.2mm); 500×500×4.8mm |
| White Background | Minimum line width: 10µm White background thickness: 40µm (smooth white coating on the back) | Minimum / Maximum Size | Min: 2×2mm Max: 800×960mm (±0.1mm) |
| Positive & Negative Shapes | Positive: pattern opaque Negative: pattern translucent | Appearance and Shape | Square |
| Manufacturing Process | Photolithography | Type | Matte chromium on matte ceramics | Bright chrome on glossy ceramics |
| Type | Matte ceramic | Glossy ceramic | Ceramic Substrate | Zirconia / Alumina |
| Minimum Line Width | 4µm | 2µm | Thickness | 1mm (±0.1mm, common) | 2mm (common) | 3mm (±0.1mm) |
| Feature Accuracy | ±2µm | ±2µm | Surface Flatness | <30µm (length <100mm) | <60µm (length <200mm) |
| Appearance Accuracy | ±0.05mm | ±0.05mm | Size Range | Min: 2×2mm (±0.1mm); Max: 228×228mm (±0.1mm) |
| Coating | Chromium | Chromium | Surface Roughness | <0.2–0.7µm |
| Light / Matte Coating | Matte chromium coating | Bright chrome coating | Coefficient of Thermal Expansion (40–400°C) | <6.7×10⁻⁶/K |
| Reflectance | <12.88% @550nm <10.62% @650nm <12.23% @750nm — <9.56% @550nm <1.89% @650nm <11.168% @750nm | Unit Weight | ≥3.66 g/cm³ |
| Coating Thickness | 100–120nm | 100–120nm | Rockwell Hardness | ≥80 HRA |
| Positive and Negative Shapes | Positive film: opaque pattern Negative film: transparent pattern | Appearance and Shape | Laser cutting of any shape | Square | Ellipse |
| Protective Layer | The thin film above the chromium layer makes the chromium pattern more durable | Special Shape | Punch | Chamfer | Oblique angle |
| Manufacturing Process | Lithography (Film Lithography Machine) | Application | Used for transmission / backlight / functional testing |
| Minimum Line Width | 10µm / 30µm optional | Coefficient of Expansion | Film shrinks when heated and expands when cooled; 10µm/°C of 1m. When relative temperature is constant and humidity changes by 1°C, a film of 1m length changes by 10µm (one ten-thousandth) |
| Feature Accuracy | ±10µm | Transmittance Rate (400–700nm) | >90%; ultraviolet <(400–700nm)> infrared |
| Coating | Silver bromide | Film Substrate Thickness | 0.18mm (±0.01mm) |
| Coating Thickness | 2µm | Maximum Size | 0.71×0.81m (±0.1mm) (minimum line width 10µm) 1.68×3.5m (±0.1mm) (minimum line width 30µm) |
| Optical Density (OD) | OD>4 when 100% black (OD value controllable in grayscale) | Color | Black grayscale, sine grayscale |
| Appearance | Laser cutting, straight edge cutting, and circular hole hollowing are available | ||
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