135° 4K+ low distortion M12 lens for IMX335 and AR0521
135° 4K+ low distortion M12 lens for IMX335 and AR0521
135° low distortion S-Mount Lens
No Distortion Wide Angle M12 Lens

Wide-Angle Low-Distortion M12 Lens | For up to 8MP sensors w/1.85μm pixels such as IMX335, AR0521

Low Distortion 1.8mm M12 Lens

The CIL018 is a 1.8mm wide-angle M12 lens provides a 125° Horizontal Field of View on a 1/2.5" sensor. This lens is rated for 8MP+ and is one of the lowest distortion 130°+ M12 lenses on the market.

4.8 ( 50 reviews)

$39.00
$0.00

There are 252 units CIL018-F2.8-M12A650 (F/2.8 / M12A / With 650nm IRC Filter) in stock in the US.

There are 6 units CIL018-F2.8-M12ANIR (F/2.8 / M12A / Without Filter) in stock in the US.

There are 2 units CIL018-F2.8-M12B650 (F/2.8 / M12B / With 650nm IRC Filter) in stock in the US.

There are 0 units CIL018-F2.8-M12BNIR (F/2.8 / M12B / Without Filter) at our US location. We try to restock quickly. Please contact us for availability.

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Lens Features

Ultra Wide-Angle FoV

One of Widest Angle Low Distortion M12 Lenses on the Market.

4K+ Resolution

MTF suitable for 4K+ 1/2.5" sensors resulting from multiple aspheres.

Low Distortion

A low amount of distortion makes objects appear normal.

Optical and Mechanical Specification Table

Lens ParameterPerformance Detail
Part NumberCIL018
Format Type 1/2.5"
EFL1.8mm
F# 2.8 Fixed
Resolution 6-8MP, 1.85μm
Field of View128° @ 6.5mm
Calculate for your sensor using our M12 Lens Calculator
Image Circle6.8mm as designed, 7.1mm maximum
Distortion-14%
Weight8g
IR Cut-Off FilterP/N With: CIL018-F2.8-M12A650
P/N Without: CIL018-F2.8-M12ANIR
P/N With: CIL018-F2.8-M12B650
Construction5G2P

Mechanical Variants

Variant Description
"M12A" No Ingress Protection, BBAR on Lens 1 Surface 1, AL6061 Cap+Barrel
"M12B" IP67-rated, BBAR on Lens 1 Surface 1, AL6061 Cap+Barrel

Mechanical Layout

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Camera Mechanical Compatibility Table*

Camera/MountCompatibility
Commonlands Compatible MountCLA018
e-con Systems / Standard S-Mount9mm-13mm tall holder
Allied Vision Alvium S-MountYes
FLIR Blackfly S BoardYes
iDS uEye LERev1.1: Yes, Rev1.2: Must use PN ending "C-NO"
The Imaging Source M12Yes
D3 Camera ModulesContact D3 Engineering

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

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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

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Volume Production Ready

Here are a Few Similar Fisheye Lenses. Calculate the FoV (With Distortion!) using Our Lens Calculator.

Low Distortion 1.8mm M12 Lens

CIL018-F2.8-M12A650

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No Distortion 3.2mm Lens

CIL034-F2.3-M12A660

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No Distortion 6mm M12 Lens

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Low Distortion 8mm M12 Lens

CIL083-F2.8-M12A650

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Telephoto 12mm M12 Lens

CIL125-F2.4-M12A650

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All Glass Low Distortion 2.8mm M12 Lens

CIL093-F2.4-M12A650

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Low Distortion 3.0mm M12 Lens

CIL030-F2.1-M12ANIR

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Low Distortion 2.2mm M12 Lens

CIL023-F2.2-M12A650

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Looking for recommendations, trying to figure out where to start, or want to discuss customizations? Contact our US-based Optical Engineers.