By: Kowa
Security and Factory Automation Lenses
Contact us for lowest price (800) 284-2288, (858) 565-1101,, or fax (858) 300-4193
1/3" 2.8mm Fixed Focal DC Auto Iris Lens

Kowa has over 50 years of production technology. The Kowa Fixed Focal Auto Iris (DC) Series LM3 PB experience is reflected in the development and design of our LM3-PB without AMP. CCTV lens.

Focal length f=2.8mm
Max. diameter (ratio) F=1:1.4
Picture Size 3.6x4.8mm dia.6
Diameter Angle 121.8°
Horizontal Angle 97.4°
Vertical Angle 72.8°
Distortion (TV) -15.8%
Shooting range at M.O.D. dia. 745mm
Shooting range at M.O.D. hor. 472mm
Shooting range at M.O.D.ver. 306mm
Minimum focus distance 0.2m
Flange back 12.5mm in air
Back focus 8.82mm in air
Filter screw size M35.5X0.5
Front/rear effective dia. front 17.6mm rear 7.5m
Mount cs-mount
Exit pupil -30.0
Temperature range -10~ 45°C
Storage temperature range -40~ 60M.O.D.
Resolution center/corner center 100LP/mm corner 40LP/mm
Stopper strength 10kgf .
Operating torque Focus=100~1000gf x cm
Weight 69g
Driving coil resistance 190 (20°C)
Driving coil color red, black (red open)
Dumping coil resistance 1150 (20°C)
Dumping coil color yellow, green (yellow open)
Driving voltage to open less than 4V
Driving voltage to close more than 0V (w/close spring)


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Prices and specifications subject to change without notice.