For the past few weeks , I have been juggling around websites, wikis , forums and what not to find an affordable , simple to configure and especially for my Windows PC at home . Wikipedia documented most of the notable software applications which use SIP as a voice over IP (VoIP) protocol.
Only Minisipserver had a compiled binary for a Windows installation . Some FAQ’s from their site resources.
What’s miniSipServer?
miniSipServer is a professional VOIP server for Microsoft windows system, …

What is Tilt Shift Photography ?�
This is the realm of photography that involves tilting the lens with respect to the picture plain and taking photos in that configuration. “Tilt-shift” actually has two movements: the rotation of the lens, called Tilt and movement of the lens parallel to the image plane, the Shift.
Tilt
 On a regular camera, the image plane, lens plane, and object plane are parallel, and objects in sharp focus are all at the same distance from the camera.. When the lens plane is tilted relative to the image plane, the Point …

Lenses are vulnerable to fungal infections. These fungal infections can be dangerous enough to damage the different coatings that the manufacturers give the lenses. The damage is cause usually by acidic secretions that these fungicides make in their normal biological cycle.

Fungal infection in the initial stage is not as serious a problem as it is portrayed in many places. Only in rare cases are lens damaged to irreparable or economically unjustified to be repaired conditions. This is mostly due to sheer negligence from the owners side. There are a lot …

Many point and shoot users aspire to become SLR users some day. The point at which to make the move is a point of confusion for most. The reason mostly being the commitment, both financial and technical that an SLR takes. This article is to list out some reasons that shouldn’t motivate you to make the switch. That is, these are the wrong reasons that you would be going to an SLR for.

One major difference between SLR users and a point and shoot user is that the p&s user has …

Bridge cameras or super zooms or any other name this category is known by includes cameras with a large range lens, meaning it covers from Wide to Telefocal lengths and a lot of settings. Most of them have shooting modes similar to DSLR cameras, this includes modes like aperture priority,ISO priority , fully manual and so on.

The main features that distinguish then from DSLR’s are: they have fixed lens and you cannot change it, they have electronic view finders, they have small sensors, they generally have older processors. These …

Aspect ratio is the ratio of length to width of a given image. That is the ratio between the two dimensions of an image. The main importance of aspect ratio is that an image of a given aspect ratio will look different on a medium of different aspect ratio. These images should illustrate this :
16:9
4:3
The above two images are of 16:9 and 4:3 aspect ratios respectively, clearly the amount of the scene shown in the two images are different. The second has little more sky than the first and the …

This is a question that most of us ask ourselves and that too with the current rate of change of technology the question has become a lot more frequent. The most important thing to understand is that most highly advertised “new” technology is nothing but a marketing gimmick. This is not so in all cases but it is true in most cases. Digital camera technology is one at its infancy, digital cameras have become a mass market product only in that last ten to five years. This means that the …

When you upload photos to a site, it is trusting some one with your precious material. Material which can make money, or if not ear money means a lot to you. There also the aspect of privacy, these photograph might be of your loved ones which you don’t want to appear on public areas. For all these reasons reading the License agreement is of great importance.
1. Read Read and Read
When you are signing up on a site usually the license agreement is showing to you, and you are asked to …

Insects can vary in size to a large extent, this means that insect photography too can vary from macro to close ups. The most important thing to remember is that we are dealing with relatively small animals here so we have to be careful not to intimidate them. Insects have very fine detail and if captured properly they can make beautiful photographic subjects. As they are so small we don’t see them in thier complete beauty on the normal course, therefore a photograph which shows lots details will be very …

Today most mobile phones have cameras built into them. The most important advantage of these are that they are very portable and available when ever you need them as most people carry their phones along with them where ever they go. The mobile cameras however have some limitations. They are made so as to be very low on power consumption. Their sensors are very small so as to keep the phones compact. The image processors that they have are very basic. They also have high noise and low frame rates.

These …