Structured Manufacturing Data (2026)

Frame Grabber / Vision Interface Card

Based on aggregated insights from structured factory profiles within the CNFX directory, the standard Frame Grabber / Vision Interface Card used in the Computer, Electronic and Optical Product Manufacturing sector typically supports operational capacities ranging from standard industrial configurations to heavy-duty production requirements.

Technical Definition & Core Assembly

A canonical Frame Grabber / Vision Interface Card is characterized by the integration of Input Connector(s) and Signal Conditioning Circuitry. In industrial production environments, manufacturers listed on CNFX commonly emphasize Printed Circuit Board (PCB) construction to support stable, high-cycle operation across diverse manufacturing scenarios.

A hardware component that captures and digitizes video frames from cameras for computer processing.

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Product Specifications

Technical details and manufacturing context for Frame Grabber / Vision Interface Card

Definition
A specialized expansion card or interface device that serves as the critical link between imaging sensors (cameras) and an image processing computer. It captures analog or digital video signals, converts them into digital data streams, and transfers the frame data to the computer's memory for real-time analysis, storage, or further processing by vision software.
Working Principle
The card receives a continuous video signal from a connected camera. It synchronizes with the signal's timing (e.g., using horizontal and vertical sync pulses), samples the analog signal at high speed using an Analog-to-Digital Converter (ADC) for analog inputs, or directly acquires digital pixel data. It then formats the digitized frame data (often into a buffer or Direct Memory Access - DMA channel) and transfers it to the host computer's system memory via the computer's bus (e.g., PCI, PCIe).
Common Materials
Printed Circuit Board (PCB), Integrated Circuits (ICs/ASICs), Connectors (e.g., BNC, Camera Link)
Technical Parameters
  • Pixel clock rate, determining the maximum data throughput and resolution/frame rate support. (MHz) Standard Spec
Components / BOM
  • Input Connector(s) Part
    Physical port for connecting camera cables (e.g., Camera Link, BNC, Ethernet).
    Material: Metal alloy (e.g., brass, phosphor bronze)
  • Signal Conditioning Circuitry
    Amplifies, filters, and prepares the incoming analog video signal for digitization (for analog cards).
    Material: PCB, resistors, capacitors, operational amplifiers
  • Analog-to-Digital Converter (ADC) / Deserializer
    Converts analog video signals to digital data (ADC) or reconstructs serial digital streams from cameras (Deserializer).
    Material: Integrated Circuit (IC)
  • Frame Buffer Memory Part
    Temporary high-speed memory (e.g., DDR SDRAM) for storing one or more captured frames before transfer to host.
    Material: Integrated Circuit (Memory chip)
  • FPGA or ASIC
    Programmable or fixed-logic chip that controls timing, data flow, formatting, and direct memory access (DMA) operations.
    Material: Integrated Circuit (Silicon)
  • Host Bus Interface Controller
    Manages communication and data transfer between the card and the computer's main system via the expansion bus.
    Material: Integrated Circuit (IC)

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Frame Grabber / Vision Interface Card.

industrial frame grabber card for machine vision Camera Link frame grabber with FPGA processing high-speed video capture card for manufacturing vision interface card with analog and digital inputs PCB frame grabber with signal conditioning circui

Applied To / Applications

This component is essential for the following industrial systems and equipment:

Image Processing Computer
View system integration details

Industrial Ecosystem & Supply Chain Structure

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
pressure: N/A (electronic component, no pressure rating)
other spec: Humidity: 10% to 90% non-condensing, Power: 3.3V/5V PCIe slot, ESD: ±8kV contact discharge
temperature: 0°C to 70°C (operating), -40°C to 85°C (storage)
Media Compatibility
✓ CameraLink cameras ✓ GigE Vision cameras ✓ CoaXPress cameras
Unsuitable: High-vibration industrial environments without proper mounting/isolations
Sizing Data Required
  • Camera interface type (CameraLink, GigE Vision, CoaXPress, etc.)
  • Maximum frame rate and resolution required
  • Computer interface (PCIe generation and lane count)

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Thermal degradation of components
Cause: Inadequate cooling or ventilation leading to overheating of integrated circuits and capacitors
Signal integrity loss
Cause: Corrosion or contamination of electrical contacts and connectors from environmental exposure
Maintenance Indicators
  • Intermittent or complete loss of video signal despite functional cameras
  • Abnormal audible buzzing or high-pitched whining from the card's vicinity
Engineering Tips
  • Implement regular cleaning of card contacts and connectors with appropriate electronic-grade solvents to prevent corrosion
  • Ensure proper airflow and maintain ambient temperature within manufacturer's specified limits through environmental controls

Compliance & Manufacturing Standards

Reference Standards
ISO 9001:2015 Quality Management Systems CE Marking (EU Directive 2014/35/EU Low Voltage Directive) IEC 61000-6-2:2019 Electromagnetic Compatibility (EMC)
Manufacturing Precision
  • PCB Trace Width Tolerance: +/-10%
  • Connector Pin Alignment: +/-0.15mm
Quality Inspection
  • Signal Integrity Test (Eye Diagram Analysis)
  • Thermal Cycling Test (-10°C to +70°C, 500 cycles)

Factories Producing Frame Grabber / Vision Interface Card

Manufacturer profiles with relevant production capability in China

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Manufacturer listings support early research and capability understanding. They are not certification, ranking, or transaction guarantees.

Technical documentation
4/5
Manufacturing capability
4/5
Inspection readiness
5/5
Supplier transparency
3/5

These scores are example evaluation dimensions, not real customer ratings, country-specific buyer feedback, or live inquiry activity.

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Frequently Asked Questions

What types of camera interfaces does this frame grabber support?

This vision interface card supports multiple camera interfaces including Camera Link for high-speed digital cameras and BNC connectors for analog video sources, with signal conditioning circuitry for optimal signal integrity.

How does the FPGA/ASIC processing enhance frame grabbing performance?

The integrated FPGA or ASIC enables real-time image preprocessing, reducing host CPU load. It handles tasks like image filtering, format conversion, and data compression directly on the card before transferring to system memory.

What industrial applications is this frame grabber card designed for?

Ideal for computer and optical product manufacturing applications including automated inspection, quality control, robotics guidance, medical imaging, and scientific research where reliable video capture and processing are critical.

Can I contact factories directly on CNFX?

CNFX is an open directory, not a transaction platform. Each factory profile provides direct contact information and production details to help you initiate direct inquiries with Chinese suppliers.

Data basis: CNFX manufacturer profiles, technical classification, publicly available product information, and ongoing plausibility checks for Computer, Electronic and Optical Product Manufacturing.

Data Basis

CNFX manufacturer profiles, technical classification, publicly available product information, and ongoing plausibility checks.

Preliminary Technical Classification
This page supports structured research, RFQ preparation, and supplier evaluation. It does not replace buyer-led supplier qualification, standards review, or technical approval.

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