Axis Communications DSL203 manual Digital Imaging Optics Wide Angle Security Lens, Description

www.sunex.comDSL203

Digital Imaging Optics

Wide Angle Security Lens

Table 1. Optical Parameters

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-θtype for easy de-warping(image height is proportional to the input angle h=f*θ where f is the focal length).

Sunex PN: DSL203

Description	Wide Angle Lens
Design Imager Format	1/3”
Focal Length [mm]	2.8
F/#	2.6
Design Image Circle [mm]	5.7
Diagonal Field of View	140°
Resolution	See MTF chart
Distortion [f-θ]	-18% from f-θ
Corner Chief Ray Angle [degrees]	<16°
Relative Illumination	92%
Mechanical	See drawing below
Back Focal Length [mm]	4.9
Lens Barrel Thread	M12x0.5
IR Cut-off Filter	See below

Applications		Table 2. Horizontal FOV by sensor format and size
∙	Security and surveillance
			for sensor format		1/2.5"		1/3"		1/3.2"		1/4”
∙	Automotive rear view cameras
			with horizontal width (mm)		5.6		4.8		4.5		3.6
			the HFOV is	°		°		°		°
				140		111		102		78

SUBJECT TO CHANGE WITHOUT NOTICE	Sunex Inc.
	Telephone: +001 760.602.0988
	Order samples online at www.optics-online.com

- 1 -