JSD85307

M12 8mm F1.8 Fixed Focal Lens for 1/2.5" Sensor - 5MP, 50° FOV Distortion-Free (<1%)

EFL focal length (mm):6

F/NO :1.8

Field of view:50°

Distortion:<-1%

Mount :M12*P0.5

TTL:24

Diameter:Φ6.8

Image size:1/2.5

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Product Overview
This high-precision M12 mount fixed focal lens (PN: JSD85307) is expertly engineered for 1/2.5-inch sensors, delivering superior definition and optically perfect geometry for long-range and precision imaging applications. With an 8mm focal length and a bright F1.8 aperture, it provides a focused 50° field of view, making it ideal for license plate recognition (LPR), biometrics, and industrial measurement. Featuring 5MP resolution and a near-zero distortion design (<-1%), this lens ensures exceptional image sharpness and straight-line accuracy across diverse lighting conditions.

 

Key Features & Benefits

5MP High Definition Resolution: Optimized to resolve 5 megapixels, delivering crisp, detailed imaging necessary for identifying objects, reading text (OCR), and capturing fine details at a distance.

Bright F1.8 Aperture: The fast F1.8 aperture allows ample light to reach the sensor, providing excellent low-light performance and faster shutter speeds compared to standard F2.0 lenses.

Virtually Distortion-Free (<-1%): Advanced optical engineering reduces barrel distortion to less than 1%, eliminating the "fisheye" effect and ensuring straight lines remain straight—critical for accurate measurement and recognition.

Focused 50° FOV: Provides a narrower, magnified field of view (50°) compared to standard wide lenses, allowing for detailed monitoring of specific targets or narrow areas like traffic lanes and corridors.

Perfect Sensor Match: Engineered specifically for 1/2.5" sensors (and compatible with 1/2.7", 1/2.8"), featuring an image circle tailored to eliminate vignetting and maximize sensor capabilities.

Compact & Robust Build: Standard M12*P0.5 thread and a Total Track Length (TTL) of 24mm ensure seamless integration into bullet cameras, industrial housings, and board-level modules.

 

Applications

License Plate Recognition (LPR/ANPR)

Industrial Machine Vision & Metrology

Facial Recognition & Access Control

Traffic Lane Monitoring

Optical Character Recognition (OCR)

High-End Video Conferencing (Telephoto View)

Robotics & Object Tracking

 

Specification



Parameter

Specification

PN

JSD85307

Mount Type

M12 (S-Mount) * P0.5

Focal Length

8mm

Aperture

F1.8

Field of View (FOV)

50° (Diagonal, for 1/2.5" Sensor)

Resolution

True 5MP

Compatible Sensor

1/2.5"

Image Circle

Φ6.8mm

TTL (Total Track Length)

24mm

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.