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- The client that needs era to recei
- The computer room breaks electric
- The influence of CCD camera qualit
- Monitoring photographs common like
- Safe supervisory system prevents L
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- Monitoring is photographed debug a
- IP network camera installs a note
- Of camera lens, infra-red lamp deb
- The principle of infra-red lamp (o
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Monitoring is photographed debug a method like head and infra-red lamp- The adjustment of the intercept after focussing camera lens is the method what kind of? The function of automatic electron shutter of use camera, camera lens aperture tone arrives the biggest, focusing annulus is apart from actually by scen...
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- Monitoring photographs common like head maintenance problem to solve
- １ . Without image outputA. Whether has been examination power source received, power source voltage is enough. Whether are B.BNC connect or video cable contacted undesirable. C. Camera lens aperture has deny open. D. Whether are video or...
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- Of camera lens, infra-red lamp debug a method
- The adjustment of the intercept after focussing camera lens the method is what kind of The function of automatic electron shutter of use camera, camera lens aperture tone arrives the biggest, focusing annulus is apart from actually by scene...
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- The principle choice of infra-red lamp and application
- One, overview In project of TV supervisory system, used infra-red light rarely in the past, in recent years, not only the significant section such as branch of library of document of exchequer, oil depot, armory, books, cultural relic,...
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- The principle of infra-red lamp reachs its character
- Light is a kind of electromagnetic wave, its wavelengh interval from rice of a few accept (1nm=10-9m) to 1 millimeter (Mm) the left and right sides. What person eye sees is only among them one part, we call our visible light, the wavelengh...
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- The client that needs era to receive payment for goods and invoice asks an atten
- The near future has a client to need era to receive payment for goods, but when goods is in to the client, however with all sorts of reason not pick up the goods. Cause the loss with my needless department. To make sure collaboration under...
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- The computer room breaks electric warning apparatus to be added newly " cut off
- Act on " it is a purpose with demand " development principle, I manage technical personnel opens the newest function that gives out electric warning apparatus: Cut off the power time. After this function can come true to be cut off in 220V...
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- Take the door early, early make money. Investment is not high, let you have stea
- Guard against theft calls the police, the profit of TV monitoring product, be be obvious to all. Also should let a lot of friends flinch, not be to cannot find appropriate supply of goods, it is because of technical level short of heart su...
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