Bambu

Bambu Lab Vision Encoder Calibration Plate For H2D/H2S 3D Printer

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  • Below 50μm Motion Accuracy Against Inevitable Uncertainties
  • The Larger the Print, the More Pronounced the Accuracy
  • Achieve Injection-Molded-Level Quality
  • 5-Minute Calibration for Weeks-Long Accuracy
  • Size:350*320mm

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A high-resolution front view of the FAP031-V1 Vision Encoder Plate calibration featuring a dense, high-contrast geometric calibration pattern
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Specification

Key Printing Performance

 

Materials
Metal, Plastic		Color
Black, White		Packaging Size
393 × 380 × 15 mm
Packaging Weight
0.73 kg

Product Size
350*320mm

 

What’s in the Box?

Vision Encoder *1

Unboxing the FAP031-V1 Vision Encoder Plate: A high-precision calibration surface designed specifically for the H2D and H2S 3D printers, featuring a specialized grid pattern for computer vision systems.
A top-down view of the FAP031-V1 Vision Encoder Plate inside its brown cardboard shipping box, covered in protective plastic wrap. The plate features a dense, black-and-white checkerboard grid pattern across the entire surface and a "Bambu Vision Encoder" logo at the top right.
Bambu Lab Vision Encoder calibration system demonstrating high-precision motion measurement on the build plate
Vision Encoder calibration system for motion accuracy optimization
Close-up of the encoding matrix on the Bambu Lab Vision Encoder Plate FAP031-V1.
Technical Detail: The high-density geometric encoding array on the FAP031-V1 Vision Encoder Plate. These complex patterns are specifically designed for the 3D printer's vision system to enable ultra-precise position feedback and motion compensation.

Ultra-Precise Motion Calibration


The Bambu Lab Vision Encoder is a next-generation calibration solution designed to dramatically improve motion accuracy on the H2 Series. By compensating for unavoidable mechanical tolerances and long-term wear, it achieves motion precision below 50μm, delivering consistently accurate results across machines and over time.

 

Graph showing motion deviation before and after Vision Encoder calibration on a 3D printer
Motion deviation comparison before and after calibration

Sub-50μm Accuracy That Adapts Over Time


Equipped with a dense matrix of over 10,000 encoded markers and high-resolution optical measurement down to 5μm, the Vision Encoder precisely calibrates XY-axis motion. It continuously accounts for factors such as belt relaxation and mechanical aging, ensuring long-term dimensional reliability that stays thinner than a human hair.

Macro view of the high-density geometric optical encoding matrix on the Bambu Vision Encoder Plate.
The Bambu Vision Encoder Plate (FAP031-V1) features a specialized geometric grid used for precision spatial positioning and vision-based calibration in 3D printers.
Vision Encoder calibration plate installed on Bambu Lab H2D and H2S 3D printer build platform
Calibration plate installed on H2D / H2S build platform
Optical markers detected by the Vision Encoder system during calibration on the build plate
Optical marker detection during Vision Encoder calibration
Bambu Lab Vision Encoder Plate FAP031-V1 detail view, showing black and white grid calibration pattern.
A close-up of the Bambu Vision Encoder Plate (FAP031-V1), featuring a high-density grid array designed for precise spatial positioning and optical calibration.

Greater Prints, Greater Precision


Unlike traditional calibration methods, the Vision Encoder maintains accuracy independent of travel distance. As print size increases, its benefits become even more noticeable—making it especially suitable for large-format parts, architectural models, and functional components where dimensional accuracy is critical.

Removing the Vision Encoder calibration plate from the Bambu Lab H2 series printer by hand
Easy handling of the Vision Encoder calibration plate

Injection-Molded-Level Fit and Finish


When combined with Bambu Studio’s Auto Hole-Contour Compensation, controlled chamber environment, and optimized filament profiles, the Vision Encoder enables parts with near injection-molded accuracy. Components fit together seamlessly, reducing post-processing and accelerating assembly workflows.

Detail of caution labels on Bambu Lab Vision Encoder Plate FAP031-V1.
The plate edge features clear operational warnings: avoid bending, high temperatures, and dirt, specifically noting "Do Not use for 3D printing" to preserve optical encoding precision.
A high-resolution front view of the FAP031-V1 Vision Encoder Plate calibration featuring a dense, high-contrast geometric calibration pattern
The front surface of the FAP031-V1 Vision Encoder Calibration Plate utilizes a high-precision encoding pattern for 3D printer LiDAR and vision system calibration.

5-Minute Calibration for Weeks-Long Accuracy

Place, calibrate, and go. A quick 5-minute calibration ensures weeks of ultra-high accuracy printing with no hassle. Just minutes of setup to counteract wear over time—keeping your prints precise and your workflow smooth. Absolutely worth it!

 

Vision Encoder calibration process inside the Bambu Lab H2D and H2S 3D printer
Calibration process in progress using Vision Encoder system

H2D / H2S Compatible Size

The 350 × 320 mm is fully compatible with the H2D and H2S printers

 

Back view of the Bambu Lab Vision Encoder Plate FAP031-V1, showing the solid black magnetic surface and warning label.
The reverse side of the FAP031-V1 Vision Encoder Plate features a matte black finish and carries essential warnings to ensure long-term calibration accuracy.
Rear view of FAP031-V1 Vision Encoder Plate showing "Do Not use for 3D printing" warning label.
This image shows the back side of the FAP031-V1 Vision Encoder Plate. Reminds users never to print on this surface and to keep the area clean to prevent interference with the vision sensors.
Close-up of the FAP031-V1 Vision Encoder Plate reverse side, showing the matte black finish and precise geometric alignment cutouts.
A detailed view of the FAP031-V1 Vision Encoder Plate's back side, highlighting the non-reflective matte texture and the specific cutouts used for correct installation alignment.
Individually packaged 3D printer hotend components arranged on a worktable, with labeled boxes facing upward
Individually packaged hotend components, neatly organized and labeled for identification

Wholesale & Private Label Services

We offer wholesale and private label (OEM) services for a wide range of 3D printing accessories, including build plates, hotends, and related components.

Composite image divided into four sections showing 3D printer build plates in the upper right area and hotend components in the lower sections
Build plates and hotend components shown in a structured layout for visual reference
Palletized rectangular cartons stacked at a 45-degree angle, each box clearly labeled for identification
Palletized cartons with clear labeling prepared for factory shipment
Rows of multi-color 3D printing filament spools organized on storage racks, showing a wide selection of PLA and specialty filaments
A wide range of 3D printing filament spools in different colors and material types, stored for organized inventory and distribution.
Stacks of multi-color 3D printer filament spools arranged in bulk storage, showing large inventory for distribution and supply
Bulk stacks of 3D printing filament spools in various colors, prepared for organized storage and distribution.
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    • 1. Machine performance characteristics inevitably evolve due to temporal factors, operational usage patterns, and environmental influences. This progress manifests through mechanisms including:

      • Ambient temperature fluctuations

      • Structural micro-deformations from operational vibration or relocation

      • Stress relaxation in housing materials

      Consequently, calibration efficacy exhibits progressive attenuation. The degradation rate correlates directly with environmental severity and usage intensity parameters. For applications requiring high-precision maintenance, we recommend implementing biweekly calibration protocols to ensure sustained measurement accuracy.

       

      2. Bambu Lab Vision Encoder is only used for motion accuracy calibration and must not be used as build plate. Plase remove and store the Vision Encoder properly after calibration.

       

      3. Before calibrating with Bambu Lab Vision Encoder, please ensure the following:

      • Please remove the transparent plastic protective film from the surface of the Vision Encoder before use.

      • Ensure the toolhead camera is functioning properly, with no HMS errors (e.g., dirty lenses).

      • Clear all debris from the heatbed.

      • Ensure the surface of Vision Encoder is clean, with all grid patterns clearly visible.

      • Before calibration, ensure that the heatbed is at room temperature. Avoid placing the Vision Encoder on the heatbed when it is hot to prevent errors caused by thermal expansion.

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