Sunex Wide Angle Lens DSL203 Specification

Digital Imaging Optics
Wide Angle Security Lens
Description
The DSL203 lens is a miniature, wide-angle lens
optimized for security and automotive applications. Great
resolution and an all-glass design means stable, high-
quality imaging for a variety of indoor and outdoor
applications.
Key Features
Designed for multi-megapixel resolution sensors
Full field of view of up to 140
High brightness, F/2.6 aperture
All glass design provides environmental stability
Distortion: f-θ type for easy de-warping
proportional to the input angle h=f*θ where f is the focal length).
Applications
Security and surveillance
Automotive rear view cameras
SUBJECT TO CHANGE WITHOUT NOTICE
www.sunex.com
Table 1. Optical Parameters
Description
Design Imager Format
Focal Length [mm]
F/#
Design Image Circle [mm]
Diagonal Field of View
Resolution
Distortion [
Corner Chief Ray Angle [degrees]
Relative Illumination
Mechanical
Back Focal Length [mm]
(image height is
Lens Barrel Thread
IR Cut-off Filter
Table 2. Horizontal FOV by sensor format and size
for sensor format
with horizontal width (mm)
the HFOV is
Sunex Inc.
Telephone: +001 760.602.0988
Order samples online at www.optics-online.com
Sunex PN: DSL203
Wide Angle Lens
f-θ
]
See drawing below
1/2.5"
5.6
140
DSL203
1/3"
2.8
2.6
5.7
140
See MTF chart
f-θ
-18% from
<16
92%
4.9
M12x0.5
See below
1/3" 1/3.2" 1/4"
4.8 4.5 3.6
111 102 78
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