IR Corrected 5MP 25mm M12 Lens

IR Corrected 25mm M12 Lens 5MP

The CIL251 is an IR corrected 25mm S Mount lens (M12 Lens) for 3-5MP sensors up to 1/2.3" in format. The small 14mm diameter provides great SWAP. Contact us for filter customization services.

$39.00

48pcs CIL251-F2.4-M12A650 (F/2.4 / M12A / With 650nm IRC Filter) in stock in the US

75pcs CIL251-F2.4-M12ANIR (F/2.4 / M12A / Without Filter) in stock in the US

In stock. Orders before 12 PM PST ship same day

Lens Features

[IR Corrected\"

\"Great SWAP\

Optical and Mechanical Specification Table

Lens Parameter Performance Detail
Part NumberCIL251
EFL25.0
F# 2.4
Resolution5MP, 2.2um
Field of View18°@8mm Image Circle. Calculate FoV for your sensor
Image Circle8.0mm
Distortion-0.01
Weight10g
IR Cut-Off FilterOptional
ConstructionAll Glass, Metal

Mechanical Variants

Variant Description
M12A No Ingress Protection, BBAR on Lens 1 Surface 1, AL6061 Cap+Barrel

Mechanical Layout

Camera Mechanical Compatibility Table*

Camera/Mount Compatibility
Commonlands CLA024 CLA024
e-con Systems S-Mount With Included Al6061 Lens Holder
Allied Vision Alvium S-Mount Yes
FLIR Blackfly S Board Yes
iDS uEye LE Yes
The Imaging Source M12 Yes
Basler Dart S-Mount Yes

*Mechanical compatibility only, assuming the standard M12x0.5 lens mount provided by the camera manufacturer. Please check optical compatibility separately.

Same Day Ship by 12 PM PST
US-Based Optical Engineering Support
25,000+ Stock in California
100% MTF Tested

Frequently asked questions

What cameras is the IR Corrected 25mm M12 Lens 5MP compatible with?

The IR Corrected 25mm M12 Lens 5MP uses a standard M12x0.5 thread. Mechanical compatibility varies by camera manufacturer, so check the compatibility table above. Contact engineering@commonlands.com for specific camera fit guidance.

What resolution does the IR Corrected 25mm M12 Lens 5MP support?

5MP, 2.2um

Does Commonlands ship from the United States?

Yes. Commonlands ships from San Diego, California. Orders placed before 12 PM PST ship same day. Contact engineering@commonlands.com for support.

Can I get volume pricing?

Standard price breaks start at quantities of 50, 100, 250, 500, 1k, 2.5k, 5k, 10k, and 25k. Click "Get Volume Pricing" above or contact sales@commonlands.com.

Are .STP files and mechanical drawings available?

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About Commonlands

Commonlands LLC designs and manufactures precision M12, C-mount, and M8 lenses for machine vision, robotics, and embedded camera systems. Based in San Diego, California, we stock inventory for same-day shipping and provide direct access to US-based optical engineers. Whether you need a single prototype lens or production volumes of 25,000+, our team supports the full lifecycle from optical design consultation through volume fulfillment.

Need help selecting the right lens for your camera module?

Contact our US-based Optical Engineers.