In the high-stakes world of Industrial Automation and Machine Vision, "approximate" is a dirty word. Whether you are inspecting microchips on a fast-moving conveyor belt or guiding a robotic arm for precision pick-and-place, your system’s eyes need to be sharper than a hawk’s.

Standard consumer lenses? Keep those for your vacation photos. For the factory floor, you need the JSD3122.

This lens is a compact beast designed specifically to meet the rigorous demands of Industry 4.0. Here is why the JSD3122 is the new "must-have" for vision system integrators.

1. Big Vision in a Small Package (1/2" Sensor Support)

The trend in machine vision is clear: sensors are getting larger to reduce noise and increase sensitivity. However, most compact M12 lenses are still stuck in the past, designed for tiny 1/3" or 1/4" sensors.
The JSD3122 breaks the mold. It features a robust 1/2" Image Circle, allowing you to pair it with modern, high-performance global shutter sensors. It utilizes the full potential of your camera hardware without the dreaded "tunnel vision" or dark corners.

2. 12MP Resolution: Catch Every Defect

When quality control is automated, every pixel counts. A scratch on a PCB or a hairline fracture in metal work can be missed by standard definition optics.
With 12MP Resolution, the JSD3122 offers razor-sharp fidelity. It resolves fine details that other lenses blur out, ensuring your AI algorithms and edge detection software have the crispest possible data to work with.

3. Precision Geometry (Distortion < -1.54%)

In measurement applications, a curved line is a calculation error. Many wide-angle lenses suffer from "barrel distortion," warping the image edges.
The JSD3122 is engineered for precision. With optical distortion kept strictly below -1.54%, it provides a near-flat field. This is crucial for:

Dimensional Measurement:Ensuring that 10mm looks like 10mm anywhere in the frame.

Barcode/QR Scanning:preventing code warping that causes read failures.

4. Optimized for the Workspace

The Perspective:With an EFL of 3.94mm and a 92° Field of View, this lens offers a broad look at the inspection area. It’s perfect for situations where the camera is mounted close to the object (short working distance) but needs to see the whole part.

The Speed:The F/2.2 Aperture strikes a perfect balance. It is fast enough to allow for short exposure times (freezing motion on conveyor belts) while maintaining enough depth of field to keep slightly varying object heights in focus.

5. Built for Integration

Space inside a robotic arm or an inspection gantry is always tight. The JSD3122 utilizes the industry-standard M12 Thread (S-Mount) and maintains a compact Total Track Length (TTL) of 20.49mm. It delivers bulky C-mount performance in a tiny M12 footprint.

The Bottom Line

The JSD3122 isn't just a lens; it's a precision instrument. It bridges the gap between compact size and professional industrial performance.

If your project demands high resolution, large sensor compatibility, and strict geometric accuracy, stop compromising with consumer-grade optics. Choose the JSD3122 for your next machine vision breakthrough.

Our official email address: info@jsdoptical.com