A 14MP 4mm M12 lens that is wide angle no distortion.
A 3.9mm M12 Lens pictured with the Raspberry Pi High Quality
A 4K M12 Lens for the Raspberry Pi High Quality Camera. CIL039.
A 14MP 4mm M12 lens that is wide angle no distortion.
A 3.9mm M12 Lens pictured with the Raspberry Pi High Quality
A 4K M12 Lens for the Raspberry Pi High Quality Camera. CIL039.

Wide-Angle No-Distortion M12 Lens for up to 1/2.3" sensors such as AR1820 and IMX214

No Distortion 3.9mm M12 Lens

The CIL039 is a 3.9mm M12 Lens for up to 8MP 1/2" sensors. The 0% distortion make the lens ideal for wide-angle applications without dewarping.
$39.00
Selected Part Number is: CIL039-F2.8-M12A650
Request Volume Pricing

There are 115 units CIL039-F2.8-M12A650 (F/2.8 / M12A / With 650nm IRC Filter) in stock in the US.

Lens Features

Wide-Angle FoV

A wide, yet normal, 77° HFoV on 1/2.3" sensors.

 12MP+ Resolution

MTF suitable for 12MP 1/2.5" and 14MP+ 1/2.3" sensors.

No Distortion

0% TV distortion for an outstanding normal image.

Optical and Mechanical Specification Table
Lens Parameter Performance Detail
Part NumberCIL039
Format Type1/1.8"
EFL3.9mm
F#2.8 Fixed
Resolution12MP+
Field of View77° @ 6.2mm
Calculate for your sensor using our M12 Lens Calculator
Image Circle8.7mm
Distortion <0.2%
Weight7.0g
IR Cut-Off FilterP/N With: CIL039-F2.8-M12A650
P/N Without: CIL039-F2.8-M12ANIR
Optical ConstructionHybrid Glass/Plastic
Mechanical Variants
Variant Description
"M12A" No Ingress Protection, BBAR on Lens 1 Surface 1, AL6061 Cap+Barrel

Mechanical Layout

A 3.9mm M12 Lens for S-Mount Cameras
Camera Mechanical Compatibility Table*
Camera/Mount Compatibility
Commonlands Compatible Mount CLA018
e-con Systems Standard S-Mount 7mm-11mm tall mount
Allied Vision Alvium S-Mount Yes
FLIR Blackfly S Board Yes
iDS uEye LE Rev1.1: Yes, Rev1.2: After removing glass
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.

M12 Lenses C Mount Lenses.webp__PID:d39df4c6-9351-4eae-9938-992a7c9a721e

Engineering & Quality Assured

Optical Engineering for M12 Lenses.webp__PID:cabadc1d-9038-478a-9ec1-b9515597d704

US Engineering Support

M12 Lens in the US.webp__PID:de4930ea-2073-44ee-ad75-d40d9d92487e

Easy Global Shipment

M12 Lens Manufacturing.webp__PID:7f1f5e48-3df5-4feb-9fa4-5a6210d8de49

Volume Production Ready

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Performance Benchmark

Objectively characterizing the performance of a camera requires dozens of different metrics. While all of these are looked at by professional camera engineers, many are unnecessary for hobbyist component selection when a predetermined image sensor issued. For entry level camera engineering sake, we recommend starting with four first order system performance metrics: sharpness, color, shading and field of view. 

Resolution / Sharpness (sSFR)

Coming Soon