• Wide field of view: 75°HFOV on 1/4” imager • All glass elements provides environmental stability • Distortion: f-θ type (image height is proportional to the input angle h = f*θ where f is the focal length)
The DSL228 features a compact design, wide field of view and predictable distortion characteristics suitable for dewarping. The DSL228 is optimized for 1/4” format CMOS sensors with multi-megapixel resolution. The relative aperture of F/2.0 provides good low-light performance.
DSL228A-670-F2.0
Data sheet
Lens barrel thread
M12 x 0,50
Focal length
2,9 mm
Sensor size
1/4"
Resolution
Multi-mégapixel
F/#
F/2.0
Distortion
-12% f-θ
Description
Mini Fisheye
Height
20,9 mm
Diameter
14 mm
Total length
20,5 mm
Maximum FOV for image circle
Image circle
5,0 mm
Construction
Hybride
Body material
Metal
Color
Black
Taille du capteur maximale
1/4"
Champ de vision maximum
120° à 90°
Focale
2 à 5 mm
Résolution
1 à 3 Mpx
Ouverture
Inférieur ou égal à 2
Key Features :
• Wide field of view: 75°HFOV on 1/4” imager • All glass elements provides environmental stability • Distortion: f-θ type (image height is proportional to the input angle h = f*θ where f is the focal length)
• Wide field of view : 126 deg HFOV on 1/3” imager • Excellent low light performance: F/2.0 aperture • All glass elements providing environmental stability • Distortion: f-θ type (image height is proportional to the input angle h=f*θ where f is the focal length).
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DSL208 lens is a miniature glass lens optimized for HD imagers up to 1/3” format with HD resolution. This lens is Day/Night optimized and is near infrared corrected.
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The DSL255 is an all-glass, miniature SuperFisheyeTM lens designed for 4K sensors with up to 1/2” format size. The SuperFisheyeTM design provides a FOV of 190 ̊ at design image circle of 4.3mm. The low F-number, compact size and thermal stability make this lens ideal for security and other high-quality indoor/outdoor imaging applications.
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Key Features :
• NoGhost, low stray light for HDR sensors • Low relative aperture F/1.8 • Face Sealed to IP6K9K • Compact size
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