DSL491A-655-F2.8 Miniature Wide-Angle Lens for 1/2″ Sensors
High-performance wide-angle lens with F/2.8 aperture, 655nm IR cut filter, and 14MP resolution for security and surveillance applications.
Product Overview
Wide-angle miniature lens offering high-resolution imaging with a 655nm IR cut filter for superior color fidelity on 1/2″ sensors.
The Sunex DSL491A-655-F2.8 is a high-resolution miniature wide-angle lens designed for use with 1/2" image sensors. With an effective focal length (EFL) of 3.17mm, an aperture of F/2.8, and a field of view exceeding 100°, this lens is well-suited for applications requiring a wide perspective, such as security and surveillance systems. It supports image sensors up to 14 megapixels, ensuring sharp, high-quality images across the field of view. The lens features an M12x0.5 metal barrel for durability and an IR cut-off filter at 655nm, blocking infrared light to maintain accurate color reproduction.
Product Specifications
-
Aperture
- 2.8
-
Back Focal Length [mm]
- –
-
Distortion [%]
- '-7.7% from F-θ
-
Filter Thread
- M12x0.5
-
Focal Length [mm]
- 3.17
- Focus Type
- Fixed focal
-
Field of View Diagonal [°]
- –
-
Field of View Horizontal [°]
- 150
-
Field of View Vertical [°]
- –
-
Image Circle [mm]
- 7.8
-
Filter Type
- IR cut-off at 655nm
-
Lens Features
- Wide Angle
-
Manufacturer
- Sunex
-
Material Barrel
- Metal
-
Material Lenses
- –
-
Max. Chief Ray Angle [°]
- 13
-
Mount
- M12
-
Product Type
- Miniature Lens
-
Resolution [MP]
- 14
-
Sensor Size
- 1/2 inch
-
Target Application
- –
-
Target Sensor
- –
-
Total Track Length [mm]
- 24
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