Using Photos As Graphics In Marketing Your Business

More and more businesses are seeing the value of photography in marketing their business. Websites, html emails, business cards, banners. Scanners and other digital equipment is HOT! What do you need to know about the subject of photography to take advantage of photos in your business?

Many memorable moments would be lost and long forgotten without photography. The most important thing to photography is light. The camera is a precise instrument for capturing light. The word "camera" in Latin means room. The name camera comes from the first invention towards capturing the world on film, the camera obscura or dark room.

This invention came about in the 14th century and was used by such artists as Da Vinci and Michelangelo to more accurately draw their subjects onto paper. The invention of this box made way for more advancements in cameras and photography.

There are five essential items in cameras that make photography possible. They are exposure, refraction, plane of focus, angle of view and aperture. Exposure is the amount of time a camera lets film be exposed to light. Refraction is the bending of light through the lenses of a camera. Plane of focus is the area where light reforms an image in the film. Angle of view is the angle created on a lens when you take the two outermost points you can see through a lens and diverge them to the exact center of the lens. The angle created will be the angle at which the camera can take pictures at. Aperture is the amount of light a lens allows into the camera.

The camera obscura, as mentioned previously, was a large room with a small hole where light could pass through. The development of the camera obscura took two tracks. One of these led to the portable box device that was a drawing tool. In the 17th and 18th century, many artists were aided by the use of the camera obscura.

By the beginning of the 19th century, the camera obscura was ready with little or no modification to accept a sheet of light sensitive material to become the photographic camera. The other track became the camera obscura room, a combination of education and entertainment.

In the 19th century, with improved lenses that could cast larger and sharper images, the camera obscura flourished at the seaside and in areas of scenic beauty.

Of course now there are much more practical ways to take photographs. From the traditional 35mm cameras to the newest cellular phones equipped with digital cameras. Big ones, small ones, and anything else you can think of. There is a camera to fit your needs and lifestyle, or even your color preference. The world of photography has certainly grown a lot over the years. Taking into consideration your usage when purchasing is key to investing in the proper equipment.

With such a fantastic device as the digital camera for the recreation of magic in arts, a lot of care needs to be taken so as to maintain the perfection of the end product. This perfection is not only obtained by the artistic feeling of the photographer but also with the intricate knowledge of every minute aspect of the medium of creation of art (in this case the digital camera). And these minute aspects play a vast role in defining the ultimate perfection. The digital camera, light and depth of field are one such factor that would come into light in this subsequent discussion. Basically, the depth of field is a measurement of the acceptable sharpness. Yet this is very strictly a personal preference, and varies from person to person. Thus to be more formal, the depth of field can be defined as the area inside an image that demonstrates an ample sharpness that can be considered more or less in focus. So the depth of field is the range of distance, measured along the lens axis, as per which the image is caused to be sufficiently well and sharp in the photograph. The rest is as follows!

The depth of field defines the zone where all elements show clearly from foreground to background. Three factors control the depth of field in an image, they are the distance of the subject, the focal length, and the aperture used to capture the photograph. For people using compact digital cameras, one of the subjects of out of the ordinary interest is the depth of field because depth of field is more easily said than done to control with a compact digital camera than with earlier conventional analog film cameras. The minute imaging sensors of compact cameras need the use of short focal lengths, and this in sequence gives these compact digital cameras an extraordinarily long depth of field when compared to other cameras. Thereby, with intent obtaining a shallow depth of field is more complicated.

Considering a general acceptable fact, the depth of field decreases, as the image gets nearer to the camera. This means that as the focal point reaches closer to the lens, the achievable scope of the depth of field ebbs. On the other side, if the image is far enough distant from the camera, and for digital cameras, this must not be very far, the depth of field approaches out to infinity. Another important point to be noted is that the depth of field is proportional to the lens opening.

Having discussed the above important aspects of the light and depth of field of a digital camera, it is clear that the minute details make such great subjects whose knowledge becomes equally important for making appropriate use of the fantastic device, the digital camera! And the digital camera, light and depth of field comes out to be such important factors that can make all the difference if a photographer remains oblivious about this knowledge. A small factor thus can meal a big divergence!

By Jakob Jelling
http://www.snapjunky.com