How Cameras Work


How does a digital camera work July 29

The image sensors that digital cameras use to transfer light energy into electrical information are usually referred to as charge coupled devices, but some digital cameras use image sensors called complementary metal-oxide semiconductors. CCD sensors

How do instant film cameras work July 29

How do instant film cameras work
Credit:Michael HeffernanTaxiGetty ImagesInstant film cameras have the same basic light-sensitive layers as traditional slide film. However, they also have layers containing the necessary che ...

How do WiFi cameras work July 29

Wi-Fi cameras search for wireless local-area networks, and users select one to make a connection. After the camera takes pictures, the photographs are sent to another Internet-enabled device, such as a PC or laptop, with a greater storage capacity th

How many work weeks are in a year July 28

How many work weeks are in a year
Credit:PhotoAlto/Alex MindePhotoAlto Agency RF CollectionsGetty ImagesA biweekly employee has 26 pay dates within the calendar year. If he works 40 hours per week, this is 2,087 hours out of ...

How are work and energy related July 28

There are special-case relationships between work and energy, such as the movement of an object in a straight line. If a force acts on the object and brings its velocity down to zero over a certain distance, then the work done is equal to that force

How many work hours are there per year July 29

How many work hours are there per year
Credit:Robert DalyOJO ImagesGetty ImagesIn 2012, the highest average number of work hours annually in an OECD country was 2,226 in Mexico. Greeks were in second place, with an annual average ...

How many working days are there in a year July 29

How many working days are there in a year
Credit:David LeesDigital VisionGetty ImagesThe United States has 10 federal holidays a year, almost one per month. The holidays are New Year's day on January 1, Martin Luther King's Birthday ...

How does a webcam server work July 28

Webcam servers are available as both dedicated hardware devices and software packages. Some are designed to process streams from multiple cameras. Cameras are connected to the server by Wi-Fi, radio link or Ethernet connection. Home security networks

How do hydraulic cranes work July 29

How do hydraulic cranes work
Credit:U.S. Army Corps of Engineers Savannah DistrictCC-BY-2.0The basic principle of a hydraulic system is that a force applied at one point is transmitted to another point through an incomp ...

How do spin dryers work August 2

Electric spin dryers force air through a heating element and a motor to blow air into the drum during the spinning process. According to experts at How Stuff Works, "The fan is a centrifugal type of device -- as it spins, it flings the air to the out

How does a lawn mower engine work August 2

According to How Stuff Works, the most common engine types for rotary lawn mowers are the two-cycle and four-cycle internal combustion engine models. Two-cycle internal combustion engines only require a single crankshaft revolution to complete a powe

How does gravity keep us on Earth July 28

How does gravity keep us on Earth
Credit:Henrik SorensenStoneGetty ImagesThe physicists Isaac Newton and Albert Einstein are most responsible for the modern interpretation of gravity. The Newtonian description came about whe ...

What's the difference between cad and cam July 28

What's the difference between cad and cam
Credit:Coneyl JayStoneGetty ImagesCAD is often used by product or industrial designers to create renderings and two-dimensional vector-based drawings of models. CAD drawings demonstrate the ...

How does a windmill produce electricity July 29

How does a windmill produce electricity
Credit:Senan SagsanCC-BY-2.0The Department of Energy holds that wind turbines provide an alternative and clean energy source to fossil fuels. Wind energy is abundant, renewable and one of th ...
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