2012年9月12日星期三

Digital camera waterproof technical interpretation


Water is always the electronic products of predators, a waterlogged camera or mobile phone, revive the probability is very low, especially in highly corrosive sea water, as long as the infiltration, can be directly declared DVD to PSP obsolete. But now it all seems to have changed, the camera can be waterproof, mobile phone also can be waterproof. Not only can be waterproof, but also for diving, there is a real power, or in a stunt?
Don't be " waterproofing concept " flicker
Prior to this, in order to cater to the minority population needs, waterproof function is mostly through the attachment to achieve, such as N times larger than the camera size diving cover, although the waterproof effect class, can achieve deep shot, but a bloated body material, expensive not ordinary consumers of food, while the number of so-called waterproof mobile phone sets, poor sealing performance, large individual differences, leakage and no water leakage fight is the character, you dare to try? Courage is really great.
Now digital product homogenization problem is becoming more and more serious, as deus ex, a lot of manufacturers generally saw the blue ocean water concept, introduced as her mobile phone Motorola Olympus, TG series cameras, the Pentax K-30 SLR and other popular products. In order to attract eyeball, Google TV remote a variety of BDSM machine test emerge in an endless stream, watching it.
All kinds of waterproof products to attract people's eyeballs
Waterproof is a system engineering
Look in a lot of consumer, waterproof camera is nothing but to shell sealing, the requirement of the process is not high, increased cost limited. No wonder they say, " dilettante watch the scene of bustle, expert looks at the way ", they often ignore the two most important problem, which is the corrosion resistance and compression resistance. Corrosion resistance is mainly to prevent the water, especially the sea water corrosion of the fuselage, traditional metal material is difficult to do, need to use solid stainless steel material. The second is the compression pressure, according to the formula: P= density gravity acceleration x vertical height, when water density and gravity acceleration, water level is deeper, the greater the pressure, reishi dab6d23ck in order to prevent water infiltration within the camera, sealing the deal will increase in difficulty, some firms will adopt precision is 10 micron waterproof protection ring and the internal core edge periphery closely bite.
The sealing ring in the waterproof camera and mobile phone used in large numbers, importance is self-evident
Because of the frequent use of waterproof camera button, all using double barrier protection, namely the first heavy protection is the key is clingy and waterproof protective layer, the second protection is in the circuit board plating UV protective film, isolated from the water and the circuit board contacts. HD video camera has become a standard, microphones and speakers waterproof treatment is essential, early by adding waterproof network to realize, but can only achieve waterproof splash effect, while present online ups power in the camera and mobile phone with waterproof membrane to achieve a maximum of 7 IPX, poly tetrafluoroethylene is by puffing tensile, uniform, the same pore the three-dimensional network structure, the microscopic reticular structure similar to inside the egg shell membrane, the air can easily penetrate, can capture of less than 0.1 microns, with strong water resistance, it can balance the camera internal and external pressure, allowing the sound signal through the smooth operator.

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