Wide Angle Fisheye Lens for S Mount
Fisheye Wide Angle M12 Lens
Board Mount Lens Wide Angle Fisheye
Wide Angle Fisheye Lens for S Mount
Fisheye Wide Angle M12 Lens
Board Mount Lens Wide Angle Fisheye

195° M12 Wide Angle Fisheye Lens for up to 12MP 1/1.1" such as IMX377 and IMX412

185°@7.8mm Fisheye M12 Lens

The CIL227 is a 2.7mm wide-angle fisheye lens which provides a 185° Field of View at 7.8mm Image Circle. The lens has full coverage and ~140° HFoV on 1/2.3" 12MP+ sensors.
$49.00
Selected Part Number is: CIL227-F2.5-M12ANIR
Request Volume Pricing

There are 12 units CIL227-F2.5-M12ANIR (F/2.5 / M12A / Without Filter) in stock in the US.

There are 6741 units CIL227-F2.5-M12B660 (F/2.5 / M12B / With 660nm IRC Filter) in stock in the US.

Lens Features

>180° FoV

Full 185° diagonal fisheye on commonly used 1/2.3" 12MP sensors.

Thermal Stability

Affordable 8G all-spherical all-metal fisheye design with thermal stability.

IP67-rated

"B" Variant IP67 for exterior facing applications requiring water and dust resistance.

Optical and Mechanical Specification Table
Lens Parameter Performance Detail
Part NumberCIL227
Format Type1/2"-1/1.2"
EFL2.7mm
F#2.5 Fixed
Resolution12MP+
Field of View195° @ 8.2mm image circle
Calculate for your sensor using our M12 Lens Calculator
Image Circle8.2mm
Distortion -11% F-Θ
Weight7.6g
IR Cut-Off FilterP/N With: CIL227-F2.5-M12B660
P/N Without: CIL227-F2.5-M12ANIR
ConstructionAll Glass, Aluminum

Mechanical Layout

A 3mm Miniature M12 Fisheye Lens.
Camera Mechanical Compatibility Table*
Camera/Mount Compatibility
Commonlands Compatible Mount CLA024
e-con Systems Standard S-Mount 13mm tall 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.

M12 Lenses Inspected in the USA.

Inspected in the US

Camera Design Customer Support Based in the USA.

US Engineering Support

A shopping cart icon

Customizations Available

M12 Lens provider

Global Shipment

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

200°@2.9mm Fisheye M12 Lens

CIL208-F2.2-M12A650

200°@2.9mm Fisheye M12 Lens

226°@3.9mm Fisheye M12 Lens

CIL212-F2.2-M12A660

226°@3.9mm Fisheye M12 Lens

195°@4.7mm Fisheye M12 Lens

CIL216-F2.2-M12A650

195°@4.7mm Fisheye M12 Lens

200°@6.3mm Fisheye M12 Lens

CIL219-F2.5-M12NIR

200°@6.3mm Fisheye M12 Lens

215°@6.8mm M12 Fisheye Lens

CIL220-F2.3-M12B650

215°@6.8mm M12 Fisheye Lens

185°@7.8mm Fisheye M12 Lens

CIL227-F2.5-M12ANIR

185°@7.8mm Fisheye M12 Lens

190°@9.1mm Fisheye M12 Lens

CIL231-F1.9-M12IR

190°@9.1mm Fisheye M12 Lens

230°@4.5mm Fisheye M12 Lens

CIL213-F2.3-M12A660

230°@4.5mm Fisheye M12 Lens
Tiny M12 Fisheye Lens
Tiny M12 Fisheye Lens
Tiny S-Mount Fisheye Lenses
Tiny Fisheye Lens
CIL208-F2.2-M12A650
200°@2.9mm Fisheye M12 Lens
$49.00
Mini M12 Fisheye Lens for Board Mount Cameras
Mini M12 Fisheye Lens for Board Mount Cameras
Mini M12 Fisheye Lens for Board Mount Cameras
Mini M12 Fisheye Lens for Board Mount Cameras
Mini M12 Fisheye Lens for Board Mount Cameras
CIL212-F2.2-M12A660
226°@3.9mm Fisheye M12 Lens
$59.00
Fisheye Lens for 1/2.3
Fisheye Lens for 1/2.3
M12 Fisheye Lens for 20MP cameras
195 degree S Mount Lens for AR1820HS
CIL216-F2.2-M12A650
195°@4.7mm Fisheye M12 Lens
$59.00
200° M12 Fisheye Lens
200° M12 Fisheye Lens
200° Mini Fisheye Lens
Mini M12 Fisheye Lens
CIL219-F2.5-M12NIR
200°@6.3mm Fisheye M12 Lens
$99.00
215 degree Miniature Fisheye Lens CIL220
215 degree Miniature Fisheye Lens CIL220
M12 Mini Fisheye Lens
Miniature Fisheye Lens
CIL220-F2.3-M12B650
215°@6.8mm M12 Fisheye Lens
$39.00
Wide Angle Fisheye Lens for S Mount
Wide Angle Fisheye Lens for S Mount
Fisheye Wide Angle M12 Lens
Board Mount Lens Wide Angle Fisheye
CIL227-F2.5-M12ANIR
185°@7.8mm Fisheye M12 Lens
$49.00