The TPV Total Control: The Camcorder
Monitoring of point of sale can be accomplished through the implementation of video cameras, which allow maintaining a direct remote contact.
Technology in its many advances has generated several teams that provide effective and efficient support for business when you can be present in it.
Take control overseeing each of the activities carried out at the point of sale provides security for its management, while allowing the business to management other activities on a wider margin.
The observation point of sale can be accomplished through the implementation of video cameras, which allow maintaining a direct remote contact through the Internet.
With the implementation of camcorders, the management of a business can see what happens at the point of sale and establish real-time control. Thus, under supervision must wineries, warehouses, boxes and all company facilities as required. This team not only offers peace and security with respect to which the operations are conducted successfully, are also of great help to solve problems that are generated, such as replacing defective merchandise, correct the error in the printing of a bar code, fix flaws in software, etc., because communication via the Internet is cheaper and allows agencies to apply to the solution required for each case.
The use of video cameras is primarily implemented in small businesses, shops, mini supers, distributors and other outlets that do not involve an amount sufficient to block images that capture the clarity of the video camera. Commonly, Internet video cameras have an integrated image server for easy access from any browser, and therefore, from anywhere in the world. Today, camcorders are available at an affordable price so that you can install several in a single installation.
Camcorders are a security tool, monitoring and constant communication between business management and point of sale, which brings greater benefit, assured that the activities are carried out successfully without having to be present in each facilities.
Optical Zoom and Digital Zoom on a Digital Camera
How to use the Optical Zoom
The optical zoom functions as a traditional film camera, with physical lens elements move inside the chamber that to bring the object image. Press the Zoom Out and Zoom buttons to move the lens between the positions of wide angle and telephoto (1 to 3 raises.)
How to use the Digital Zoom
Unlike optical zoom, digital zoom lens you use no moving piece. The camera crops the image and Essentially Then use interpolation to enlarge and display the object of photography at a magnification of 1 to 5 increases. A. – Press the Zoom button for the MOST optically zoom the image, and then release the button. 2. – Press Zoom button again and hold Until the Desired size in the image display. The image is magnified image on the screen (like the focus brackets). The digital zoom magnification appears in the bottom of the picture screen. 3. – Press the shutter button to take the picture. To deactivate the digital zoom and re-activate optical zoom, press the Zoom Out button stops the digital Until It zooms. Release the button and then press the button.
Note: The digital zoom you reduce the resolution of an image, so the picture will be more pixilated Tend to the same image taken than with a digital zoom. If you simply try to email an image or post it on a website, This loss of resolution is not appreciated, But In Those Cases Where It is Important to Obtain high image quality (as in print), omit the digital zoom and use the cropping tools of image editing software to focus on the subject.
Understanding Camera Zoom Lensesa
Optical Zoom
Optical zoom measures the actual increase in the focal length of the lens. Focal length is the distance between the center of the lens and the image sensor. By moving the lens farther from the image sensor inside the camera body, the zoom increases because a smaller portion of the scene strikes the image sensor, resulting in magnification.
When using optical zoom, some digital cameras will have a smooth zoom, meaning you can stop at any point along the entire length of the zoom for a partial zoom. Some digital cameras will use distinctive stops along the length of the zoom, usually limiting you to between four and seven partial zoom positions.
Digital Zoom
The digital zoom measurement on a digital camera, to put it bluntly, is worthless under most shooting circumstances. Digital zoom is a technology where the camera shoots the photo and then crops and magnifies it to create an artificial close-up photo. This process requires magnifying or removing individual pixels, which can cause image quality degradation.
Most of the time you can perform functions equal to a digital zoom with photo-editing software on your computer after you shoot the photo. If you don’t have time for or access to editing software, you can use digital zoom to shoot at a high resolution and then create an artificial close-up by removing pixels and cropping the photo down to a lower resolution that still meets your printing needs. Obviously, the usefulness of digital zoom is limited to certain circumstances.
Source: about.com
Olympus PEN E-P3 Micro Four Thirds camera review
Being the gadget hounds that we are, we’re still struggling to fully digest the Micro Four Thirds / interchangeable lens camera market. The performance freak in us suggests that one simply buy a smaller DSLR given the parallel annoyance of carrying around a bag full of lenses, but the mobility junkie in us does appreciate the downsizing — however minor. Olympus’ PEN line has been a beautiful one from the start, but one that found itself out of consideration for many due to the poor value proposition. Even the newest PEN E-P3 isn’t a bargain; at $900 with a somewhat versatile 14-42mm lens, it’s well north of most entry-level DSLRs, and on-par with many mid-rangers. So, is it really worth splurging on a slightly more compact frame, devilishly good looks and “the world’s fastest autofocus system?” Read on for our take.
Image and video quality
For an absurdly in-depth look at what the “new” 12.3 megapixel Live MOS sensor is capable of in just about every scenario, we’d encourage you to peek the extra reviews linked below in our ‘More Coverage’ section. From an amateur’s viewpoint, we have to confess that our love affair with the design and usability don’t entirely bleed over to the image results. For all intents and purposes, the output you’ll get here is eerily similar to that found in the E-P2. Even more depressing is the low-light performance; while the ISO ceiling sits at 12,800, anything over 3,200 results in a tear-jerking amount of noise.
Source: engadget.com
