Wide Angle Fisheye Lens for S Mount. Entaniya Raspberry Pi RP-L100
Fisheye Wide Angle M12 Lens Entaniya RP-L100 DesignSpark
Board Mount Lens Wide Angle Fisheye Entaniya RP-L100
Wide Angle Fisheye Lens for S Mount. Entaniya Raspberry Pi RP-L100
Fisheye Wide Angle M12 Lens Entaniya RP-L100 DesignSpark
Board Mount Lens Wide Angle Fisheye Entaniya RP-L100

195° M12 Wide Angle Fisheye Lens for up to 12MP 1/2" 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.
$39.00
Selected Part Number is: CIL227-F2.5-M12B660
Request Volume Pricing

There are 10473 units CIL227-F2.5-M12B660 (F/2.5 / M12B / With 660nm IRC Filter) in stock in the US.

There are 79 units CIL227-F2.5-M12BNIR (F/2.5 / M12B / Without 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 Variants
Variant Description
"M12A" No Ingress Protection, BBAR on Lens 1 Surface 1, AL6061 Cap+Barrel
"M12B" IP67, BBAR on Lens 1 Surface 1, AL6061 Cap+Barrel

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 10mm - 14mm tall holder
Allied Vision Alvium S-Mount Yes
FLIR Blackfly S Board Yes
iDS uEye LE Rev1.1: Yes, Rev1.2: Must use PN ending "C-NO"
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

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

190°@9.1mm Fisheye M12 Lens

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190°@9.1mm Fisheye M12 Lens

200°@5.5mm Fisheye M12 Lens

CIL237-F2.2-M12A660

200°@5.5mm Fisheye M12 Lens

190°@5.4mm Stereographic Fisheye M12 Lens

CIL293-F2.2-M12A650

190°@5.4mm Stereographic Fisheye M12 Lens
DSL210 DSL224 2mm S-Mount Lens IMX335 Framos
DSL210 DSL224 2mm S-Mount Lens IMX335 Framos
2mm M12 Lens IMX335 Framos Basler
2mm M12 Fisheye Lenses IMX335 Framos
CIL282-F1.8-M12B660
190°@6.8mm Fisheye M12 Lens
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Wide Angle Fisheye Lens for S Mount. Entaniya Raspberry Pi RP-L100
Wide Angle Fisheye Lens for S Mount. Entaniya Raspberry Pi RP-L100
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CIL227-F2.5-M12B660
185°@7.8mm Fisheye M12 Lens
$39.00
3mm Mini Fisheye M12 Lens
3mm Mini Fisheye M12 Lens
3mm S Mount Fisheye Lens Raspberry Pi
Miniature Fisheye Lens
CIL231-F1.9-M12A650
190°@9.1mm Fisheye M12 Lens
$99.00
S-Mount Fisheye Lens M12
S-Mount Fisheye Lens M12
200degree S-Mount Lens M12 Fisheye
CIL237-F2.2-M12A660
200°@5.5mm Fisheye M12 Lens
$39.00
Stereographic Fisheye Lens M12 S Mount Lens
Stereographic Fisheye Lens M12 S Mount Lens
Sunex Tailored Distortion M12 Fisheye Lens
Stereographic miniature fisheye S-Mount lens
CIL293-F2.2-M12A650
190°@5.4mm Stereographic Fisheye M12 Lens
$119.00