5.5mm F/2.9 M12 Lens CIL054
Low Distortion 5.5mm M12 Lens
The CIL054 is a 5.5mm F/2.9 M12 lens with an 8.0mm design image circle and an 8.2mm maximum image circle. Its all-glass optics sit in a 6061 aluminum barrel. The lens weighs 5.6g.
In stock. Orders before 12 PM PT ship same day
Lens Features
8.0mm Design Image Circle
5.5mm effective focal length at F/2.9. Maximum image circle: 8.2mm. Nominal resolution: 12MP at 2.6μm pixel pitch.
25.0mm Total Track Length
M12×0.5 mounting thread and a 14.0mm front diameter. All-glass optics in a 6061 aluminum barrel weighing 5.6g.
Optical and Mechanical Specification Table
| Lens Parameter | Performance Detail |
|---|---|
| Part Number | CIL054 |
| Format Type | 1/1.2" (as listed in drawing) |
| EFL | 5.5 |
| F# | 2.9 |
| Resolution | 12MP, 2.6μm pixels (nominal) |
| Image Circle | 8.0mm design; 8.2mm maximum |
| Weight | 5.6g |
| IR Cut-Off Filter | 650nm IR-cut filter or no filter |
| Construction | All-glass optics; 6061 aluminum barrel |
| Chief Ray Angle | 12° |
Mechanical Variants
| Variant | Description |
|---|---|
| M12A | M12×0.5 thread; Ø14.0mm front diameter; 25.0±0.3mm total track length; 4.8mm front section; 13.9±0.3mm shoulder-to-rear dimension; 6.3±0.3mm rear-to-image-plane distance; 0.5mm cover glass. |
Mechanical Layout
Frequently asked questions
What cameras is the Low Distortion 5.5mm M12 Lens compatible with?
Check this product's mechanical drawing and selected variant for its interface, dimensions, and required clearances. Contact engineering@commonlands.com for compatibility with your camera or assembly.
What resolution does the Low Distortion 5.5mm M12 Lens support?
12MP, 2.6μm pixels (nominal)
Does Commonlands ship from the United States?
Yes. Commonlands ships from San Diego, California. Orders placed before 12 PM PT 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.
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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.







