DSL401A-NIR-F2.8 4K Low-Distortion Lens – NIR-Enhanced for Day/Night Imaging
4K wide-angle lens optimized for NIR imaging, 3.2mm EFL, F2.8 aperture, and no IR cut filter. Supports 1/2" sensors with a 92° HFOV.
Product Overview
NIR-enhanced 4K lens for low-distortion imaging in day/night environments, supporting 1/2″ sensors.
The Sunex DSL401A-NIR-F2.8 is a 4K lens optimized for near-infrared (NIR) imaging in day/night environments, designed for use with 1/2" sensors. Featuring an effective focal length of 3.2 mm, F/2.8 aperture, and 92° horizontal field-of-view (HFOV), this lens delivers superior performance in low-light and NIR conditions without the use of an IR cut filter. Its low-distortion design ensures high-quality imaging for a wide range of applications, including surveillance, machine vision, and industrial imaging systems. The M12x0.5 threaded mount and 8 mm image circle provide compatibility with a variety of sensor systems and ensure reliable, high-resolution imaging in both visible and near-infrared spectrums.
Product Specifications
-
Aperture
- 2.8
-
Back Focal Length [mm]
- –
-
Distortion [%]
- 29
-
Filter Thread
- M12x0.5
-
Focal Length [mm]
- 3.2
- Focus Type
- Fixed focal
-
Field of View Diagonal [°]
- –
-
Field of View Horizontal [°]
- 92
-
Field of View Vertical [°]
- –
-
Image Circle [mm]
- 8
-
Filter Type
- no IR-cut filter
-
Lens Features
- Low Distortion
-
Manufacturer
- Sunex
-
Material Barrel
- –
-
Material Lenses
- –
-
Max. Chief Ray Angle [°]
- –
-
Mount
- M12
-
Product Type
- Miniature Lens
-
Resolution [MP]
- 8
-
Sensor Size
- 1/2 inch
-
Target Application
- –
-
Target Sensor
- –
-
Total Track Length [mm]
- –
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