JSD73291

M9 2.4mm F2.8 Fixed Lens for 1/4" Sensor - 3MP, 95° FOV, Low Distortion (<-1.5%)

EFL focal length (mm):2.4

F/NO :2.8

Field of view:95°

Distortion:<-1.5%

Mount :M9*P0.35

TTL:11

Diameter:Φ5.2

Image size:1/4

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Product Overview
The JSD73291 is a compact M9 mount fixed focal lens expertly engineered for 1/4-inch image sensors, offering a versatile balance of wide coverage and optical precision. With a 2.4mm focal length and F2.8 aperture, it provides a broad 95° field of view, making it ideal for situational awareness and group capture without the heavy barrel distortion typical of fisheye lenses. Featuring 3MP resolution and a low distortion design (<-1.5%), this lens ensures sharp, natural-looking images, making it an excellent choice for biometrics, video conferencing, and compact smart home devices.

 

Key Features & Benefits

3MP High-Definition Clarity: Optimized to resolve 3MP resolution, delivering crisp and clear imaging suitable for HD video streaming, facial recognition, and detailed surveillance.

Wide 95° Field of View: Provides an expansive viewing angle that captures a wide area—perfect for monitoring rooms or capturing multiple subjects—while maintaining a natural perspective.

Low Distortion Design (<-1.5%): Advanced optical correction minimizes distortion to less than 1.5%, significantly reducing the "fish-bowl" effect and ensuring straight lines remain relatively straight for accurate scene representation.

Optimized for 1/4" Sensors: Precision-engineered with an image circle tailored for 1/4-inch sensors, ensuring full sensor utilization and consistent brightness from the center to the corners.

Compact M9 Form Factor: Built with a specialized M9 thread and a Total Track Length (TTL) of just 11mm, this lens is smaller than standard M12 lenses, making it ideal for space-constrained integrations like thin bezels or compact IoT housings.

Balanced F2.8 Aperture: The F2.8 fixed aperture provides good light handling capabilities while maintaining a sufficient depth of field to keep subjects in focus at varying distances.

 

Applications

Facial Recognition & Biometrics

Video Doorbells & Smart Locks

Video Conferencing & Webcams

Automotive In-Cabin Monitoring (DMS)

Compact Surveillance Cameras

IoT Sensors & Robotics

Baby Monitors

 

Specification



Parameter

Specification

PN

JSD73291

Mount Type

M9 (S-Mount) * P0.5

Focal Length

2.4mm

Aperture

F2.8

Field of View (FOV)

95° (Diagonal, for 1/4" Sensor)

Resolution

True 3MP

Compatible Sensor

1/4"

Image Circle

Φ5.2mm

TTL (Total Track Length)

11mm

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.