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DSL181B-650-F2.2 Fisheye Lens with IR Cut-Off

Miniature fisheye lens, 1.25mm EFL, F2.2 aperture, with IR cut-off at 650nm. Supports up to 2MP resolution, ideal for wide-angle visible light imaging.

M12/M10/M8/M6 Mount Lens
DSL181B-650-F2.2 Fisheye Lens with IR Cut-Off

2.2 · 1.5 mm · '+15 f-θ %

Aperture
2.2
Back Focal Length
1.5 mm
Distortion
'+15 f-θ %
Filter Thread
M12x0.5

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Product no. 17671
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Product Overview

Sunex M12 Fixed Focal Lens, EFL 1.25mm: Features a back focal length of 1.5mm and an IR cut-off at 650 nm, supporting 2MP imaging for controlled environments where infrared needs to be minimized.

The DSL181B-650-F2.2 is a miniature fisheye lens optimized for 1/3.2" sensors, featuring tailored distortion and a fast aperture of F/2.2. This lens includes an IR cut filter at 650 nm, blocking infrared light for improved image quality in visible light environments. With an effective focal length (EFL) of 1.25 mm, the DSL181B-650-F2.2 is designed for wide-angle imaging tasks. It has an M12x0.5 slipfit metal barrel for durability and easy integration into imaging systems. Compatible with the CMT168, this lens supports up to 2 MP resolution with a 4.8 mm image circle, making it ideal for high-resolution fisheye imaging tasks requiring infrared filtering. Key Features: Miniature fisheye lens with IR cut filter at 650 nm for 1/3.2” sensors. Effective focal length of 1.25 mm. Fast aperture of F/2.2. M12x0.5 slipfit threading. Metal barrel construction. Image circle: 4.8 mm. Technical Specifications: EFL: 1.25 mm. F/2.2 aperture. Up to 2 MP resolution. Image circle: 4.8 mm. IR cut-off at 650 nm. The DSL181B-650-F2.2 is ideal for high-resolution fisheye imaging tasks requiring infrared filtering and wide-angle views.


Product Specifications

ApertureAperture
2.2
Back Focal Length [mm]Back Focal Length [mm]
1.5
Distortion [%]Distortion [%]
'+15 f-θ
Filter ThreadFilter Thread
M12x0.5
Focal Length [mm]Focal Length [mm]
1.25
Focus Type
Fixed focal
Field of View Diagonal [°]Field of View Diagonal [°]
Field of View Horizontal [°]Field of View Horizontal [°]
190
Field of View Vertical [°]Field of View Vertical [°]
Image Circle [mm]Image Circle [mm]
4.8
Filter TypeFilter Type
IR cut-off at 650nm
Lens FeaturesLens Features
Fisheye, Tailored Distortion
ManufacturerManufacturer
Sunex
Material BarrelMaterial Barrel
Metal
Material LensesMaterial Lenses
Max. Chief Ray Angle [°]Max. Chief Ray Angle [°]
15
MountMount
M12
Product TypeProduct Type
Miniature Lens
Resolution [MP]Resolution [MP]
2
Sensor SizeSensor Size
1/3.2 inch
Target ApplicationTarget Application
Automotive, Consumer, Security
Target SensorTarget Sensor
Total Track Length [mm]Total Track Length [mm]
16.5

Accessories

CMT168-1122F Precision Mount

CMT168-1122F Precision Mount

Mount by Sunex, M12x0.5: A plastic mount with an M12x0.5 thread, 7.75mm in height, and an 18mm square footprint. It has a 22mm mount hole spacing and a 16mm square sensor pocket for precision mounting. No locating pins are included.

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DSL181B-650-F2.2 Fisheye Lens with IR Cut-Off
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