JSD12938

M12 3mm F2.5 Fixed Lens for 1/2.5" Sensor - True 8MP, 92° FOV Low Distortion (<-0.8%)

EFL focal length (mm):3

F/NO :2.5

Field of view:92°

Distortion:<-0.8%

Mount :M12*P0.5

TTL:20.5

Diameter:Φ7.2

Image size:1/2.5" 

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Product Overview

This high-performance M12 mount fixed focal lens (PN: JSD12938) is expertly engineered for 1/2.5-inch sensors, delivering exceptional clarity and superior geometric accuracy for advanced imaging applications. With a 3mm focal length and F2.5 aperture, it provides a distinct 92° field of view, offering a perfect balance between wide-area coverage and object detail. Featuring True 8MP resolution and an advanced optical design with distortion < -0.8%, this lens ensures professional-grade image sharpness and minimizes the "fisheye" effect, making it ideal for precision scanning, biometrics, and high-quality surveillance.

 

Key Features & Benefits

True 8MP Resolution: Delivers crisp, high-definition 4K UHD imaging with exceptional detail retention, ensuring clarity even for fine text or facial details.

Superior Low Distortion (<-0.8%): Features highly optimized optics with distortion less than -0.8%, maintaining excellent straight-line accuracy and true-to-life proportions—critical for machine vision and recognition algorithms.

Perfect Sensor Match: Engineered specifically for 1/2.5" sensors, featuring an optimized image circle that eliminates vignetting and fully utilizes the sensor's resolution capabilities.

Natural Wide 92° FOV: Provides a versatile 92-degree field of view that covers a broad area without the extreme perspective distortion common in ultra-wide lenses, reducing blind spots while keeping subjects looking natural.

Precision Optical Structure: With a TTL of 20.5mm, this lens incorporates a sophisticated glass structure to correct aberrations and ensure consistent performance.

Compact & Robust Build: Standard M12*P0.5 thread ensures seamless integration into standard board cameras, housings, and embedded devices.

Manual Focus Ready: The threaded mount allows for precise manual focal tuning during assembly to match specific object distances, optimizing sharpness for critical applications.

 

Applications

Face Recognition & Biometrics

Document Scanning & OCR

Intelligent Transportation Systems (ITS)

Machine Vision Inspection

Video Conferencing Systems

Drone & Aerial Mapping

High-End Security Cameras

 

Specification



Parameter

Specification

PN

JSD12938

Mount Type

M12 (S-Mount) * P0.5

Focal Length

3mm

Aperture

F2.5

Field of View (FOV)

92° (Diagonal, for 1/2.5" Sensor)

Resolution

True 8MP

Compatible Sensor

1/2.5"

Image Circle

Φ7.2mm

TTL (Total Track Length)

20.5mm

Back Focal Length

Contact for details

 

Why Choose JSD Optoelectronics?

Shenzhen JSD Optoelectronics is a leading manufacturer of custom optical lenses, specializing in high-precision solutions since 2009. We offer:

1).ISO 9001 & IATF 16949 Certified Quality

2).Rapid Prototyping (15-day custom sample turnaround)

3).End-to-End Support from design to mass production

4).300+ Standard Designs for immediate sampling

 

If you would like to customize a lens, please send an email to: info@jsdoptical.com


Please send a product inquiry and we will address your concerns as soon as possible.