CCTV Camera CM-K18-S107 1/4"SONY SUPER HAD CCD Ⅱ 420TVL SONY 3142DSP+643CCD

Ref Price:: $41.40 / pc

Loading Port:: Shenzhen

Payment Terms:: TT

Min Order Qty:: 5 Pcs pc

Supply Capability:: 20000 Pcs Per Month pc/month

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IR Camera CCTV Camera CM-K18-S107 1/4"SONY SUPER HAD CCD Ⅱ 420TVL Sony 3142DSP+643CCD IR Distance：100M
2pcs 850nm
Smart Leds
Size:210mm*110mm
Lens：16MM
Dual Glass

Q: Monitor camera resolution 752 * 582 is high HD it: HD usually refers to 1280 * 720 (referred to as 720P) or 1920 * 1080 (referred to as 1080P). 752 * 582 is not high definition.

Q: Monitor the camera from the appearance of how to distinguish is not infrared: Many users in the purchase of infrared surveillance cameras will encounter how to distinguish between the infrared function of this problem. Here, we provide a way for everyone, hoping to help you solve this problem.

Q: How to make cable monitoring camera temporarily failed: If the computer is used, then the driver can be temporarily closed, and then use the time to open. If the supermarket is like a large surveillance camera, a simple way to put the video line of the line of the line pull, and then use the time to connect, you can achieve the picture you said snow, temporarily turn off the screen effect. (Before school, the classroom has installed the camera, is to use this method, when the exam more cheating insurance -!

Q: 3 megapixel surveillance cameras store much day: 3 million pixel surveillance camera video bit rate is generally set to 4Mbps, video files 24 hours a day about 42G.

Q: What does it mean to monitor the camera channel?: Channel refers to the physical location of the video input of the camera on the monitoring matrix or the DVR device. Such as: ordinary hard disk video recorders support 16 video signals, so that the back of the hard disk video recorder has 16 video input interface, the channel refers to the physical location of these video interfaces, generally from left to right sort.

Q: Monitor the camera infrared light does not shine what is the reason: Insufficient power supply Infrared light can not be activated (the screen will be black stripes)

Q: Explosion-proof surveillance cameras can be installed directly on the top of the tank: Explosion-proof surveillance cameras can be considered Shenzhen Rongfang technology companies related products

Q: HD camera is said that his clarity, infrared camera is that it's night vision function, in order to highlight the main features of the name of a: 2, the lens sub-focus lens and zoom lens. Zoom lens focal length is variable, the scene can be closer to or push away, to achieve several times the zoom effect, use it to the blackboard on the board book clearly, can also be the whole picture of the classroom, the focus can not be achieved this function. Equipped with a lens for the electric three variable lens, can be zoom, focus and aperture adjustment. Zoom to zoom in and out of the picture, change the viewing angle and image size; adjust the focus and aperture, adjust the image clarity. Can be classroom teacher or a student's big picture clear real-time fixed in the entire screen, can also push to the whole class image.

Q: What is the difference between monitoring cameras CCD1 / 3 and 1/4?: CCD chip has developed a variety of sizes: the current use of the majority of the chip 1/3 "and 1/4". In the purchase, especially when the camera angle is more stringent requirements, CCD target surface size, CCD and lens with the situation will directly affect the size of the field of view and image clarity. 1 inch - target size is wide 12.7mm * high 9.6mm, diagonal 16mm. 2/3 inch - target size is wide 8.8mm * high 6.6mm, diagonal 11mm. 1/2 inch - target size is wide 6.4mm * height 4.8mm, diagonal 8mm. 1/3 inch - target size is wide 4.8mm * high 3.6mm, diagonal 6mm. 1/4 inch - target size is wide 3.2mm * height 2.4mm, diagonal 4mm.

Q: Monitor the camera what is the zoom: The lens is equivalent to the human eye lens, if there is no lens, the human eye can not see any objects; if there is no lens, then the camera output image is a vast expanse of white, no clear image output, which with our home camera and camera principle Is consistent. When the human eye can not stretch the lens to the normal position, that is, people often say myopia, the front of the scene becomes blurred; camera and lens with a similar phenomenon, when the image becomes unclear , You can adjust the camera's back focus, change the CCD chip and the lens reference plane distance (equivalent to adjust the position of the human eye lens), you can blur the image becomes clear. Thus, the role of the lens in the closed-circuit monitoring system is very important. Engineering designers and construction workers should often deal with the lens: the designer according to object distance, imaging size calculation lens focal length, the construction staff often on-site commissioning, part of the lens is to adjust to the best condition.

We are specializing in the manufacture of cctv cameras,color ccd cameras,B/W ccd cameras,color Dome cameras,B/W Dome cameras,Mini ccd cameras,Day/night ccd cameras,high speed cameras, Flying Sauce Cameras,wireless CMOS cameras,DVR ,DVR Board ,all-in-one camera,IP camera and lens and other safety protection video products

1. Manufacturer Overview

Location	Shenzhen,China
Year Established	1993
Annual Output Value
Main Markets	China; Mid East；Western Europe
Company Certifications

2. Manufacturer Certificates

a) Certification Name
Range
Reference
Validity Period

3. Manufacturer Capability

a) Trade Capacity
Nearest Port	Shenzhen
Export Percentage
No.of Employees in Trade Department	50 People
Language Spoken:	Chinese
b) Factory Information
Factory Size:	About 5,000 square meters
No. of Production Lines	About 20
Contract Manufacturing	OEM Service Offered；Design Service Offered
Product Price Range	Cheap， professional