Digital Camera and Photography Terms Explained

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Want to buy a new digital camera, but I wonder what all these strange abbreviations and terms are and what they mean? Here are a few that I tried to explain in a simple manner.

AE Lock. This means exposure lock, and means that you can point to your argument, get a reading light, then swing the camera to set the picture, while this approach.

Aperture. Size of variable aperture of the lens which controls theamount of light passing through the lens to the sensor (CCD) and is usually expressed as f / number.The higher the f / number the smaller gap and lower the f / number is the greatest ' opening. also controls the depth of field.

Aperture Priority. This is a semi-manual approach in some cameras. The user sets the aperture for depth of field you want and the camera sets the shutter speed for correct exposure.

Auto Focus. Most digital cameras have aauto-focus mode that focuses the lens

Battery. Cameras are equipped with various types of batteries that power the camera. Each manufacturer tends to have their own variation on this and the batteries are not usually interchangeable between the cameras.

Bracketing. Bracketing shots where he is a photographer for the shots of the same scene three times or more at various exhibits. This can be done automatically on some cameras.

Card reader. A device that is used to connect thecomputer memory card

CCD or Charged Coupled Device. This refers to the chip inside the camera that is used to record the image information (on a digital camera is not the film).
The light hits the CCD when a photo is taken, then the analog CCD converts the information to digital.

Contrast. This is the difference between the lightest and darkest areas of a photo.

Depth of field. The distance between the nearest point and farthest point, thatis sharp and in focus. This varies with aperture setting. A small aperture will give more depth of field of a large opening.

Digital zoom. Some cameras will provide digital zoom which really means that "zoom" in the middle of the image and enlarges the pixels. This causes the "noise" or low resolution. The optical zoom is far superior.

DPI Dots per inch. Printers define the sharpness of an image by DPI. A figure of 1200 dpi or higher is required to printphotographs.

Exposure. The exhibition is a combination of how long the shutter is open and how the opening is wide.

EXIF. The exchangeable image file. This is used by cameras to record the data of a hit as the date, time taken, exposure etc. that can be read at times the camera or in software. This is useful to know what was happening when a photo was taken.

Exposure control. Check the settings of exposure through the shutter speed and aperture is important for seriousphotographers. cheapest digital cameras only shoot in automatic mode. If you think you might want to take photography more seriously at some point this should be considered.

Focal length length.Focal describes the magnification of the lens. The greater the focal length, the greater the magnification.

F-Stop (of / or number of stops). The size of the iris that allows light into the camera

Histogram.A histogram is a graph showing the imagetones or a graph of brightness. It can be used to control the exposure of a shot to see if you need to adjust and shoot again.

JPEG (Joint Photographic Experts Group). A format that allows the camera to squeeze a large picture in a small amount of memory. This is the most common system used by digital cameras

LCD Liquid Crystal Display. Most digital cameras have a screen on the back of the camera that can be used for viewing pictures, or sometimes as aviewfinder. A heavy user of battery power!

Macro.This is the camera mode to take close-ups.

manual mode. This is on the high-end cameras and is used by advanced photographers as it gives full control of shutter speed and aperture.

Megapixel. This is a million pixels and able to describe the ability of the sensor. Megapixel define the quality of your image. More megapixels means a clearer picture and sharper or that can be enlarged without losingquality.

Card.The majority of memory to store images taken on digital camera memory cards that can be removed and images transferred to your computer. The cards come in various shapes and sizes but they all do the same work.

Memory Stick. Memory Stick is a removable flash memory card format, launched by Sony in October 1998 and is also used generally to describe the whole family of Memory Sticks.

Optical zoom. This is a true zoom it approaches the subject withoutNavigation with image magnification. E 'preferable and superior to digital zoom. It is advisable to arrive at least 3x optical zoom.

Pictbridge. PictBridge is a technology standard that allows direct transfer of images from a camera to a compatible printer, bypassing the computer.

Pixels. A pixel, ie element, is the basic component or block the construction of a digital image and can have color and tone.
There may be several million "building blocks" in aimage.

RAW. The name is to identify virtually raw data (did not have the internal processing by the camera) image file format.

Resolution. Expressed as a measure of image size or pixels (megapixels) or dots per inch on size of a printed image that there are more pixels in the image will be a sharper image. This is usually referred to as, for example, 1200 x 1800, which relates height and width.

Priority. This is a semi-manual mode and the opposite ofaperture priority.
The photographer selects the shutter speed and the camera sets the correct aperture for the conditions.
Useful for action shots or the need to blur shots.

SLR. Single Lens Reflex is a camera that has a mirror that reflects the image and then on a pentaprism viewfinder screen. This means that you see what the camera sees and is useful for accurately frame your shots.
The mirror reflected out of the way when you takethe image.

Secure Digital (SD) is a flash memory card format developed for use in portable devices.

CCD.An sensor or computer chip, which contains light or light-sensitive pixels and recording the image when you take a picture.

Shutter speed. The shutter speed as it opens and close the passage of light onto the sensor. E 'ie1/60 expressed as a fraction of a second, 1 / 250

TIFF Tagged Image File Format. TIFF is a format of image file that does not lose anyquality when it is saved and compressed.

Tripod. If you are taking pictures of landscape or portrait of a tripod is essential for clear, sharp images in order to reduce camera shake and image blur.

USB. Universal Serial Bus. This is a standard interface on all computer accessories that can be connected to the computer while it is on.

I hope this is helpful!

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Get Some New Perspective - The fisheye lens

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Trying to add a little 'fun lens to your camera collection system? There are a number of single lens, which allows you to be creative and experiment with your shots. Among some of the most interesting types of fisheye lens is the lens - allowing you to see the world through a fish bowl.

A fisheye lens Canon's revolutionary

In a world first, Canon has just introduced the fisheye EF8-15mm f/4L zoom lens that works like a circularfull frame fisheye fisheye and full-frame sensor, interchangeable-lens SLR / DSLR cameras. The goal is now equipped with zoom capability, so you can approach the subject when you use the fisheye effect. With an 8-15mm optical zoom lens, this new lens is ideal for camera enthusiasts and professional photographers. Have fun with your pictures.

Fisheye tips

The fisheye lens offers a particularly wide field of view that allows you to enter morethe frame. The fisheye lens keeps the center of your shot in focus while the rest of the picture is distorted. It introduces an element concentric to your photos, which can add a little 'dramatic - impact or hilarious.

Of course not all players work with a fisheye. Keep in mind these points:

- Put more into the frame - the fisheye lens lets your put more structure as it has a 180 degree field of vision. This makes it convenient for group photos in interestingconfined spaces to ensure that nobody is left out.

- Create a master landscape shots on-location does not work with this effect, you will need an attractive first floor that can hold the attention of the viewer. The fisheye introduces an element concentric significantly warp the background to the point where it might be unrecognizable. The fisheye works particularly well when photographing pets and animals.

- Fun - if you do not use too much - when it comes to digitalcamera lens, the fisheye lens should be used relatively sparingly to avoid the effect of becoming boring to your visitors. If you are building a professional portfolio, one or two pictures with this lens will be more than enough.

Together with the recent release of the new-15mm f/4L EF8 fisheye lens, Canon has released a slew of other high-performance lenses for its professional range of digital SLR cameras including two super-telephoto lenses and extenders - browsethe range of digital camera lens on the website.

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Choose the right lens for advanced camera

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How to keep the camera lens are indispensable if you intend to take pictures that might otherwise be complex to evaluate. Technically shots will never challenge the very essence of aura or not captured through the lenses that are highly complicated categorically meant to take pictures like that. This could certainly hurt even experienced photographers, but the fact remains that if the right kind of lenses are not used or implemented, then the essence ofthe shot is lost in translation. The right kind of lens helps the photographer to get in the way and measure the object, then getting the right angle and clicking.

Have appropriate lens is also essential for their help in determining the effectiveness with which the person is transferred in the form of an image on film. There are a lot of camera lenses that require specific designs and simply do not have to accept any other. The objectives required for these camerasare very rare to find and the photographer has to do a lot of reconnaissance to get hold of them. Plenty of independent lens manufacturers have tried to take advantage of this weakness which requires suppliers to go out with quality lenses suitable for all cameras. Underwater photography requires macro lenses that are necessary to capture the movement of aquatic fish. As the water slows down the optical resolution, you can not do these shots with micro lenses whose imageresolution could be highly significant.

Having said that, while micro lenses work beautifully shot in the air. The smaller lens may be the highest resolution order. The focal length is also different objectives in a long time with many objectives that have identical lengths. The focal length determines the extent to which the shot can be intercepted, has a strong presence in the play of image size and clarity with which the end result will be released also depends on it. The lengthlens plays an important role in the exquisite photography. The shutter speed is a requirement that larger lenses such as shorter lenses do not need this. nature photography requires high resolution lenses like a wild animal that needs to be fired from a distance will be always in movement and lower resolution means that the shot does not come out clearly.

critical hits will always demand special lenses. Without these objectives, the shots will be very difficult to capture andprecise expression that is required of them will have a ferocious beating. Optical resolution not be the same, which ultimately leads to a situation where the shooting prove highly unsatisfactory. To prevent the occurrence of these failures, it is recommended that photographers picking the right type of lenses so that the spirit and the heart of photography is captured in the recovery that would not only image but a picture taken with great care, precision andbenevolence.

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Sigma Macro Lenses for Canon EOS

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The world changes when you use a macro lens on digital SLR camera. You see things you never suspected were in the picture when you were establishing it. This is very cool when it happens.

For this discussion we will consider Canon EOS Sigma Macro lenses.

Why? Why not just have the Canon macro lens? Or why get a macro lens at all, not just use the kit lens?

These questions deserve answers.

First, at the macro lenses. These are special lenses dedicated to close the photo. They are built specifically for this purpose. However, the glass pieces are placed inside the lens barrel is just right to get the macro picture.

A macro lens is these close-ups with a quality far more than any normal "lens." Even the lenses that are multi-focal lengths and the word "macro" in the name are not as good as the first macro focal length> Lens.

Next, you should use a Sigma macro lens than a macro lens from Canon. Many Canon users would not have thought of going outside the fold Canon to buy any equipment. But there is at least one good reason to do so ... costs.

Usually Sigma Macro Lenses for Canon digital SLRs are less money than the Canon macro lens. Picture quality is really good with both choices. You may not be able to tell the difference between photos taken with one or the other, in fact, probablycan not tell the difference. It would take a forensic scientist to tell which is which.

third-party manufacturers like Sigma have made a commitment. They realize that if they do not get the right quality in their macro lenses, there is not a market. So they have done their homework and got it right. Their objectives are well designed and produce stunning images.

There are four dedicated macro lens if you decide on Sigma. The focal lengths 50mm, 70mm, 105mm and 150mm. Ofthese, what you should try first is the 105mm macro.

The others are good, but the 105 is the highest rating for two reasons. You get a 1:1 ratio, which is the true test of macros, and can double as a portrait lens. Many portrait photographers use a 100mm lens for the lion's share of their work, and this will fill the bill.

If you check the user feedback (which is highly recommended) you will find that the Sigma 105 macro lens for Canon is right onwith the model of their own production.

Close-up photography is very rewarding. The beauty and complexity of nature make you understand that there is a Creator, and He did not hold back, even in the minutest details.

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What digital SLR camera Will Rock my socks?

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Which digital SLR should look for when buying a camera? The application has an easy answer, if you are an intermediate photographer looking for something more professional than a point and shoot camera. You should try the camera that have at least one goal . The Canon EOS Rebel XTi comes with an 18-55mm lens. The Nikon D40 SLR camera also features a 18-55mm lens included. There are some things to consider before choosing the rightSLR camera that you buy and use. Following are some tips for choosing a digital SLR camera, you should find a great camera that is easy to use.

The first thing you need to consider is the make and model before deciding which digital SLR camera to buy. Find a brand you feel comfortable with and one that you may have heard good reviews from other users. If you had a camera lens movie of the same brand, the target can be adaptednew digital SLR cameras. You should also hear the camera and see if the size is comfortable for you to hold and manage. Not everyone likes the bulky cameras to take pictures. Find one that is comfortable for you.

Another thing to consider before choosing which camera to buy digital SLR is the specifications and the lens. If you intend to buy additional lenses, you want to know how much you will spend. The specifications are important to see whatthe camera can and can not do. After comparing specifications, assessments and choices of lenses, you should be able to choose a single lens reflex camera right for your needs. Choosing a digital camera some time ago, it's nothing that you should hurry without all the facts and specific information.

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How best to go to choose the digital camera zoom

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Okay, you finally decided to get that video camera you savings. She has enough money to buy a football butt video camera. But have you considered the most vital for the camera? The part that comes into play with every shot video. The digital camera zoom. Without a good digital camera zoom lens, the camera is not everything could be fine. It would be much better if youequal amounts spent on digital zoom camera and camcorder. The objective is so important. Your choice of lenses can distinguish between a good camera and a special camera.

Spend more on the Lens

The zoom digital camera determines how the video to finish. And more than anything else on the camera or affect the final product. Think about it, every shot isget through that lens. Indeed, the camera is just a case for the internal mechanisms. You could make a case to reverse spending more for the lens and less on the camera itself. Most digital cameras do not come with the ability to change lenses. This fact makes it more important to buy the best possible digital camera zoom lens. Another piece of advice regarding the lens is too slow do not buy plastic.The clarity is much better from the video camera zoom glass.

If you plan to buy a camera where you can change the digital video camera zoom options and then compare every lens to find what you want. Experts recommend buying brand names such as Canon, Pentax or Nikon. Be sure to check if the lens will work for the camera. Digital camera zoom lenses are notcreated equal and a lens from Nikon may or may not work with a digital camera made by Canon.

If you're a professional photographer, then you should check Leica, Carl Zeiss and Leupold. These are manufacturers of specialty lens. The video quality will show if you use one of their digital video camera zoom. If you are just a beginner so these lenses can not be the best place to start, because of the cost. But if you wantextraordinary quality, zoom digital camera these are the way forward.

Options include regular digital zoom camera, wide angle and telephoto. The lens focal length has a lot to do with the type of camera with digital zoom lens choice. The quality of the lens is also determined by the slow speeds, a significant factor in the quality shoot. You should think about focusing distance as well as advancedfeatures like vibration reduction, Ultrasonic Motor USM oe wire filter that should be present in any good digital camera zoom.

Before performing the zoom lens digital camera should purchase any search functionality that you want and choose the goal that satisfies these desires the best. As a rule of thumb, the more expensive lenses are usually the best choice since most of the elements in place with the magnifying glassalthough this increases the weight of the camera. In the end if you research and consider shooting needs and budget, will make the right choice

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Cleaning the Lens Digital Camera - Important Do's and Don'ts

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If your goal is your camera 's window on the world, then you can understand the importance of taking the' objective as clean as possible. Stains and dust on the lens can cause problems with picture quality, just like a dirty window can ruin the view outside. Cleaning the lens requires some special considerations to ensure no damage to the glass. These tips will help you clean your lenses properly.

DO NOT clean the lenses toooften, especially if you're using some kind of liquid detergent. These liquids, when used too, can damage the lens coatings. With most stains and fingerprints, a microfiber cloth should dry clean the lens properly most of the time, save the liquid detergent for stubborn problems .
If you decide to use a cleaning fluid with the goal, be sure not to place the DO cleaning fluid directly on the lens. Instead, DO place a few drops of liquid onto a cloth,then wipe the lens with a damp cloth.
Instead of a liquid detergent, do NOT use a few drops of distilled water on a clean towel, especially if it is a minor blemish.
With the dust on the lens, use a small air bulb, or blow gently on the lens with his mouth. DO NOT use canned air, because it is too powerful and could lead dust in the lens body.
DO NOT use a small soft brush to sweep away the dust. Sweep the dust from the lens center to the edges. Thenuse the brush to clean the edges. Use gentle sweeping movements, so as not to scratch the lens.
In a situation where you have your cleaning supplies and brushes, using a cotton cloth, such as a t-shirt, to clean the lens. Just be sure the cloth is clean, use and gently.
Finally, if you are nervous about cleaning the lens of the camera, consider that a repair center clean camera lenses you, just to besafe.

Following these tips should ensure better pictures and a more enjoyable experience with your digital camera. If you do not feel comfortable cleaning the lens themselves, or if you have a high end DSLR unit that needs a good cleaning of the sensor, the expert team of technicians at U.S. Chamber is happy to help. This is one of the nations largest camera repair facility and service camera and you can quickly roll back and quick!

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