18mm M12 Lenses
18mm M12 Lenses
18mm M12 Lens
Telephoto S Mount M12 Lens 18mm

18mm M12 Lens for sensors up to 1/2.5" such as AR0230 and AR0234

Telephoto 18mm M12 Lens

The CIL178 is an 18.4mm M12 Lens for up to 2MP 1/2.5" sensors. The short TTL and low F/2.0 make this lens fit into a unique optical design space.

4.8 ( 50 reviews)

$39.00
$0.00

There are 59 units CIL178-F2.0-M12A650 (F/2.0 / M12A / With 650nm IRC Filter) in stock in the US.

There are 32 units CIL178-F2.0-M12ANIR (F/2.0 / M12A / Without Filter) in stock in the US.

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Lens Features

Short TTL

TTL of 20mm is great for a compact telephoto camera design.

Optical and Mechanical Specification Table

Lens ParameterPerformance Detail
Part NumberCIL178
Format Type 1/2.5"
EFL18mm
F# 2.0 Fixed
Resolution 2MP
Field of View18° @ 6.0mm
Calculate for your sensor using our M12 Lens Calculator
Image Circle7.2mm
Distortion<0.5% TV
Weight5g
IR Cut-Off FilterP/N With: CIL178-F2.0-M12A650
P/N Without: CIL178-F2.0-M12ANIR
ConstructionGlass+Plastic, all-metal

Mechanical Variants

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

Mechanical Layout

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Camera Mechanical Compatibility Table*

*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

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US Engineering Support

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Easy Global Shipment

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Volume Production Ready

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Wide-Angle 4.5mm M12 Lens

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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.