Vision Sensor for Industrial Inspection | Specifications and Selection Guide

Product Specifications

Technical details and manufacturing context for Vision Sensor

Definition

A vision sensor is an integrated industrial device that combines image capture hardware with embedded processing capabilities to perform automated visual inspection, measurement, identification, and guidance functions. Unlike traditional cameras that only capture images, vision sensors process visual data in real-time to make decisions based on programmed criteria, enabling automated quality control, part verification, and robotic guidance without requiring external computer systems. The device typically includes a CMOS or CCD image sensor, an optical lens, embedded processing hardware, and communication interfaces. It is designed for use in manufacturing environments where consistent and repeatable inspection is required. The sensor captures images of objects or scenes and analyzes them using algorithms such as pattern matching, edge detection, or blob analysis. Based on the analysis, it outputs decisions via digital I/O or industrial protocols. The device is available with various specifications, including resolution from 0.4 to 12 megapixels, frame rates from 30 to 250 fps, field of view from 10 to 90 degrees, working distance from 50 to 2000 mm, and measurement accuracy of ±0.05 mm. It supports communication protocols such as EtherNet/IP, PROFINET, RS-232, and USB 3.0. The operating voltage is 24 V DC ±10%, with power consumption between 3 and 10 W. The device operates in temperatures from -10 to 50 °C and has an ingress protection rating from IP54 to IP67. It weighs between 100 and 500 g and supports C-Mount and CS-Mount lenses. Typical materials include aluminum alloy, polycarbonate, and optical glass. These specifications are reference ranges; actual values must be confirmed with the manufacturer for specific models and applications. The vision sensor is used in industries such as automotive, electronics, and food and beverage for tasks like defect detection, part presence verification, and robot guidance. It is a standalone device that does not require a separate computer, making it suitable for integration into existing production lines. When selecting a vision sensor, consider the required resolution, speed, field of view, working distance, and environmental conditions. Verify that the chosen model meets the necessary standards and specifications for your application.

Working Principle

Vision sensors operate by capturing images using a CMOS or CCD sensor, then processing the digital image data through embedded algorithms. The system typically follows these steps: 1) Image acquisition via lens and sensor, 2) Pre-processing to enhance image quality (filtering, contrast adjustment), 3) Feature extraction using pattern matching, edge detection, or blob analysis, 4) Decision-making by comparing extracted features against programmed acceptance criteria, and 5) Output of results via digital I/O or communication protocols. The entire process occurs within the sensor's embedded processor, enabling standalone operation without external computers.

Common Materials

Aluminum Alloy, Polycarbonate, Optical Glass

Technical Parameters

Parameter	Typical range	Notes & selection driver
ResolutionRequired	0.4–12 megapixels	Number of pixels in the image sensor determining image detail
Frame RateRequired	30–250 fps	Maximum number of images captured per second
Field of ViewRequired	10–90 degrees	Angular extent of the observable scene captured by the sensor
Working DistanceRequired	50–2000 mm	Optimal distance between sensor lens and target object
Communication ProtocolRequired	EtherNet/IP, PROFINET, RS-232, USB 3.0 protocol	Supported industrial communication interfaces (Ethernet/IP, PROFINET, etc.)
Supply Voltage	24 ±10% V DC	Wide range for industrial stability
Power Consumption	3–10 W	Lower power for heat-sensitive environments
Operating Temperature	-10–50 °C	Outside range may affect accuracy
Ingress Protection	IP54–IP67	Higher IP for dusty or wet environmentsIEC 60529
Weight	100–500 g	Affects mounting and robot payload
Measurement Accuracy	±0.05 mm	Critical for precision alignment
Lens Mount	C-Mount, CS-Mount	Compatibility with interchangeable lenses

Ranges are indicative industry figures for RFQ preparation, not a supplier commitment. Confirm every value and standard with the legal manufacturer before ordering.

Components / BOM

Image Sensor
Converts optical images into electronic signals using photodiodes

Material: Silicon with CMOS or CCD technology
Lens Assembly
Focuses light onto the image sensor with adjustable focal length

Material: Optical glass with anti-reflective coating
Processing Unit
Executes vision algorithms for image analysis and decision-making

Material: Semiconductor chips with embedded processor
Lighting System
Provides controlled illumination to enhance image contrast and features

Material: LED arrays with diffusers
I/O Interface
Provides digital input/output connections for triggering and result output

Material: Copper contacts with plastic housing
Acceptance Criteria
The programmed criteria the extracted image features are compared against.

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Vision Sensor.

Manufacturers of Vision Sensor

11 companies list this product among what they make. Company figures are quoted from each company's own website; every card states where the relationship came from.

ADLINK Technology

Taiwan, CN

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