Wide-Angle 3.1mm M12 Lens for up to 1/2" such as IMX477 and IMX577.

Name: 3.1mm Wide-Angle 16MP+ GoPro Replacement Lens | CIL331
Brand: Commonlands LLC
SKU: CIL331-F2.5-M12A660
Price: 39.00 USD
Availability: InStock

GoPro 3.1mm M12 Lens

The CIL331 is a wide-angle 3mm M12 lens which provides 120° Horizontal Field of View on 1/2.3" sensors. This 12MP-16MP lens provides an image comparable to a GoPro camera.

CIL331-F2.5-M12A660

$39.00

There are 44 units With IR Cut-Off Filter in stock in the US.

There are 25 units Without IR Cut-Off Filter in stock in the US.

Quick link to this page: commonlands.com/cil331

Our initial price breaks are at quantities 10, 50, 100, 250, 500, 1k, 2.5k, 5k, 10k.

Online sample pricing is not indicative of 1k+.

Contact Us for Volume Pricing

Lens Features

>150° FoV

Field of view matching a GoPro camera when used with an IMX477 sensor.

12MP-16MP

MTF suitable for 12MP 1/2.5" and 16MP 1/2.3" image sensors.

Optical and Mechanical Specification Table
Lens Parameter	Performance Detail
Part Number	CIL331
Format Type	1/2"
EFL	3.1mm
F#	2.5 Fixed
Resolution	14MP+
Field of View	119° @ 6.2mm image circle Calculate for your sensor using our M12 Lens Calculator
Image Circle	8.1mm
Distortion	-5% F-Θ
Weight	6.0g
IR Cut-Off Filter	P/N With: CIL331-F2.5-M12A660 P/N Without: CIL331-F2.5-M12NIR
Construction	All Glass, Aluminum

View/Download .PDF Mechanical Drawing

Mechanical Layout

IMX477 GoPro Fisheye Replacement for IMX477 M12 Lens

Camera Mechanical Compatibility Table*

Commonlands Compatible Mount	Allied Vision Alvium S-Mount	FLIR Blackfly S Board	iDS uEye LE	The Imaging Source M12	Basler Dart S-Mount
CLA019	Yes	Yes	Yes	Yes	Yes

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

Inspected in the US

US Engineering Support

Customizations Available

Global Shipment

Find a Lens Using Our M12 Lens Calculator Or By Browsing 20+ Below