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User Manual for Kowa LMVZ990A-IR 1 2" f 1.8 Day Night IR-Corrected Lens for CCTV Click to enlarge the picture
Contents of the user manual for the Kowa LMVZ990A-IR 1 2" f 1.8
- Product category: Lenses Kowa
- Brand: Kowa
- Description and content of package
- Technical information and basic settings
- Frequently asked questions – FAQ
- Troubleshooting (does not switch on, does not respond, error message, what do I do if...)
- Authorized service for Kowa Lenses
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User manual for the Kowa LMVZ990A-IR 1 2" f 1.8 contain basic instructions
that need to be followed during installation and operation.
Before starting your appliance, the user manual should be read through carefully.
Follow all the safety instructions and warnings, and be guided by the given recommendations.
User manual is an integral part of any Kowa product,
and if it is sold or transferred, they should be handed over jointly with the product.
Following the instructions for use is an essential prerequisite for protecting
health and property during use, as well as recognition of liability on the part of the manufacturer
for possible defects should you make a warranty claim. Download an official Kowa user manual in which you will find instructions on how to install, use, maintain and service your product.
And do not forget – unsuitable use of a Kowa product will considerably shorten its lifespan!
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Product description The LMVZ990A-IR 1/2” f/1.8 Day/Night IR-Corrected Lens (9-90mm) from Kowa for CCTV features automatic iris control and a metal mount and housing. It is compatible with cameras with a resolution of up to 2 MP. In the Box Kowa LMVZ990A-IR 1/2" f/1.8 Day/Night IR-Corrected Lens (9-90mm) for CCTV 1-Year Warranty (Parts & Labor) Table of Contents
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Technical parametersKowa LMVZ990A-IR Specs | Sensor Size | 1/2" for day/night color camera | | Focal Length | 9 to 90 mm | | Zoom Ratio | 10x | | Maximum Diameter (Ratio) | F1.8 | | Iris Range | f1.8 to f360-close | | Image Size | Φ8 mm, 4.8 x 6.4 mm | | Back Focal Length | Wide: 15.37 mm (in air)
Tele: 11.71 mm (in air) | | Flange Focal Length | 17.52 mm (in air) | | Focus Range | Wide: 0.98' (0.3 m)
Tele: 3.28' (1 m) | | Field Angle | Diagonal: 30.3° (wide), 3.1° (tele)
Horizontal: 41.1° (wide), 4.2° (tele)
Vertical: 52.6° (wide), 5.2° (tele) | | Field of View at M.O.D | Diagonal: 7.2” (183 mm / wide), 2.79“ (71 mm / tele)
Horizontal: 9.96” (253 mm / wide), 3.7” (94 mm / tele)
Vertical: 13.1” (334 mm / wide), 4.64" (118 mm / tele) | | Lens Construction | 11 groups, 12 elements | | Aperture | Front: Φ38.6
Rear: Φ11.8 | | Exit Pupil Position | Wide: -4.25” (-108 mm)
Tele: -8.58” (-218 mm) | | Mount | C-mount | | Distortion | Wide: -4.3%
Tele: -0.3% | | Driving Coil | Driving Coil:
Resistor: 200 Ohms ( 68 °F/ 20 °C)
Color: Red (+), Black
Brake Coil:
Resistor: 700 Ohms ( 68 °F/ 20 °C)
Color: Yellow (+), Green
Drive Voltage:
Open: <4 V
Close: >0 V (with closing spring) | | Weight | 6.63 oz (188 g) | | | | Package Weight | 0.55 lb | | Box Dimensions (LxWxH) | 4.8 x 2.8 x 2.5" |
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