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Sunday, March 29, 2009

Specials Underwater


Will you be spending your vacation on a beach, beside a waterfall or along a scenic river? Maybe you're just going to spend your time in a swimming pool with the kids. So why not shoot while in the water?

There are beautiful pictures to be had both above and below the surface of the water. Since most of us don't have the right equipment to take our SLRs under water, you've probably looked at disposable underwater cameras and wondered about their quality.

Some Basics
Earth. Perhaps our planet has the wrong name, it's mostly covered by water. We're surrounded by water in the oceans, rivers, and even in our swimming pools.

But taking photo equipment to the beach can be dangerous for our cameras and lenses. Sand, salt water and harsh sun are all concerns. There are plenty of articles full of advice about cleaning and taking care of photographic equipment at the beach, the dangers of salt water, moisture and sand. These concerns prevent many photographers from enjoying the great photo opportunities that exist on, around and in the water.

What do we need to know about underwater photography? What kind of equipment exists?

Basically there are three kinds of "wet" photography:

Surface Photography You shoot with the camera close the water's surface, showing someone swimming, surfing or just playing. You practice this kind of photography when boating, canoeing, rafting, running rapids and participating in other water sports. In this instance the camera isn't taken underwater but it's always in danger of getting wet. Some professional and even amateur compact cameras are fully sealed to allow their use in such conditions but it's not possible to fully protect most amateur and prosumer cameras, compact cameras, SLRs or DSLRs unless you purchase custom built and expensive housings.

Low Depth Underwater Photography This is photography at a depth of less than 10 meters or 33 feet of water. Most compact underwater cameras experience problems below this depth due to light loss, a weak flash or increased water pressure.

Deep Water Photography This is true underwater photography using professional cameras, underwater housings, and sealed external flash units.

Deep water photography requires a significant investment in both photography and diving equipment as well as time spent learning the skills to dive safely. Your reward is the unbelievable beauty of the flora and fauna that inhabit the seas and coral reefs.

OK those are the options for those who want to shoot in and around the water on a regular basis. But what are the options for those of us who don't want to spend hundreds of dollars on underwater equipment we'll use only once or twice a year during vacations or holidays? Equipment that will only collect dust in a closet the rest of the year.

Well for the rest of us there are disposable underwater cameras. Disposable underwater cameras are simple compact cameras (just advance the film and press the shutter release) encased in a plastic or acrylic housing. They can be used in and around the water and for low depth underwater photography, but while some are capable of withstanding the pressure of deeper water, the lack of light will render them useless in deep water.

The biggest problem with these cameras is their lack of flash. Why is that a problem?

Water acts like a big blue filter. The deeper you go, the more the red spectrum is filtered out and the bluer your pictures become. When your camera has a flash you supply your own light and your own red spectrum. The result are images with true vibrant colors.

According to the manufacturers of the disposable underwater cameras, eliminating a powerful flash avoids the risk of electric shock in case of water leaking into the case, and avoids film damage from fumes given off from batteries sealed inside the camera case. An onboard flash can also create severe problems with "backscatter". A condition where small particles floating in the water reflect the flash making it look like your subject is obscured by falling snow. All these problems are corrected on more expensive systems through the use of sealed external flash units.

So with these limitations why use a disposable underwater camera at all? Because used properly, at shallow depths where the sunlight is less filtered you can get great pictures.

Keep the following in mind:

- The water is a big filter and it also distorts the image, especially when you're shooting in strong currents. So the object is to get as close as possible - while maintaining a safe distance from wildlife.

- Check the clarity of the water. A lot of sand or small particles in suspension in the water will result in poor images. You'll generally too much sediment kicked up in the water after storms.

- Shoot between the 10 AM to 3 PM to get the maximum sunlight available. The high angle of the sun will even extend the depth to which you can shoot. The low angle of early and late sun limits its penetration below the surface.

- Don't exceed the depth your camera is rated for or you may bring a camera full of water to the surface instead of a camera full of photos.

Friday, March 27, 2009

About Composition in Photography



Composition simply meant as a way up the elements in the picture, these elements include line, shape, form, color, light and dark. The way you arrange the composition in the viewfinder will diinterprestasikan after your picture is printed. The main aspect of composition is the visual impact-an ability to convey the feeling that you want to express in your photos. Thus, you need to arrange such a way so that you achieved a goal, whether it is to convey the effect of static and silent or sesuatumengejutkan, different, eksentrik. In classical composition there is always the one point that first attract the attention attention. This is because the regulation position, subordination, in contrast or light intensity than its surroundings or the subject in such a way that the established way to bring attention to the observer at one point.

Overall, the composition of the classic has a good proportion of the fun. There is a balance between dark and light, between the form of open space and solid colors or with bright colors dim. At a certain opportunities, may be needed when you need your whole symmetrical composition. Often the images that you create more dynamic and visually more interesting when you put in the subject. You should avoid even a line of vertical divider.

To avoid an image that also required the presence of dynamic movement. This rhythm is due to the repetition many times a small-sized objects. The presence of rhythm in the striking image of a movement.

Line
Photographers often use a good line in the works to bring their attention on the subject of the main observer. Lines can also cause the effect of depth and movement of the image. When the lines themselves are used as the subject, which is going to be pictures attract attention. Not important whether the straight line, curve or circle, to bring the eyes out of the picture. The most important lines that become dynamic.

Shape
One of the most simple formula that can make a photo interesting is the attention to give priority to a visual element. Shape is one of them. We generally assume the shape as an outline for creating a shape formed, essentially, the subject image, the image is considered have the power and visual quality of the abstract. To make a protruding shape, you should be able to separate the shape from the surrounding environment or from a background that is too crowded. To create a strong contrast between shape and form a shape surrounding it. Contrast this can occur as a result of differences in light or dark color differences.
A shape, of course, does not stand on its own. When entering into a scene that contains two or more of the same shape, we can also crop a shape to enhance the image quality.

Form
When can shape their own mengindentifikasikan object, the form is still required to make an impression and three-dimensional solid. This is an important factor to create the effect of depth and reality. This quality of being derivative and light tone, which then form the lines of an object. Important factors that determine how the form is the form the direction and quality of light on the object.

Texture
A photo with a prominent image teksur can be a creative form of shape or pattern. If adequate, the texture will give realism to the image, bring depth and three-dimensional effect to your subject.
Texture can be seen clearly on the two sides are different. It's the texture that can be found when we juxtapose themselves on the subject to increase what we see, for example, when we want to photograph the surface texture sehelai leaves. There is also a time where we must reverse because the subject heading that we are the very knowledgeable. Texture also appear when a light dash surface with a low angle, shadows form in the same area.
Photographs texture is considered successful if the photographer can communicate in such a way so that the observer can feel as if the image is when the touch surface. Similar to the pattern, texture is best shown with a few variations and appears to widen out to the limit of the image.

Patterns
Pattern repeated in the form of shape, line and color are elements of other visual elements that can come into focus. The existence of a cause that the repetition effect ritmik and harmony in the picture. But, too much uniformity will lead to a boring picture. Confidential use pattern is to find variations that observers are able to catch attention.
Pattern usually is best expressed with the uniform. Although the lighting and camera angle to make shooting a picture is less likely and possible effects kedalamannya something that repeatedly become prominent.
Learn the principles of composition above, the following are some types that you can use:

Rule of thirds
Imagine there are lines that form a guide nine fruit rectangle the same on a large image. Elements of the image that appears in the corner-corner rectangular center will get maximum traction.

Format: Vertical Horizon or
Proportion rectangle on viewinder allows us to do the shooting in the landscape / horizontal or vertical / portrait. Differences in the format could cause a different effect on the final composition. Look at the viewfinder horizontally or vertically, and specify the creative decisions for best results.

Keep it simple
In some circumstances, the best option is keep it simple. It is very difficult for people to see a photo when too much attention to an interesting point. Generally, the more 'crowded' an image, the image is less interesting. Try to concentrate attention on one point and maximize resources tariknya.

Picture scale
An image that appears to be ordinary but interesting because there is a small point of interest concerns. The landscape shooting or Monument, develop shooting attraction by adding a known amount of the object as a starting point to give attention to the scale effect of the comparison.

Horizons
Alter the balance of the heavens and the earth can change the image of the radical. When the image is almost filled by the heavens will give an impression of plain and wide open sky but when disisakan only slightly at the top of the image, the impression will arise in full.

Leading lines
The eyes of the person who brought the image to see in the picture or take a picture. In general lines this form:
Lines that are visible such as the physical Marka road is not visible or directly such as shadow, reflection.

Be different
Perhaps there is shot-shooting that may be taken in addition to the approach from the front and photographs parallel to the ground. Move from near the suspected often produce an interesting effect.

Color
Make a prominent part of the picture's background. Main way to get this subject is to obtain a different color or nadanya drastically with the background.

Framing
When the subject has a special form of a strong, full-frame with the subject. Whether it is using the lens with a focus on longer or move to a subject.

Shooting position
When we feel saturated with the composition of that and only that, try meurbah perspectives fully. For example, the position of sitting or standing position to the shot from the top or bottom of the subject.

Number of subject
Taken with the many subjects that are relatively uniform, no less interesting from the view of the composition. Find one of the subjects' different 'among the many subjects it. Different mean different movement, shape and color.

Thursday, March 26, 2009

CANON POWERSHOT A620


Specification:
- 7.1 Megapixel Effective
- Maximum Resolution 3072 x 2304
- 4x Zoom Optocal
- Movie: max 640 x 480, 15fps, with audio, unlimited (max 1G/shot)
- Auto Focus
- Manual Focus
- Shutter Speed 1 / 2500 to 15 seconds
- ISO: Auto *, 50,100,200 and 400
- Macro nearest 25cm
- File Format: JPG
- Video Out NTSC / PAL
- Remote Control RM-1 Infrared
- 2 "TFT color (115,000 pixels) LCD
- 10x playback zoom
- USB 2.0
- Battery: 4x AA Battery
- AF Assist lamp
- Storage: SD Card, MMC
- Exif 2.2
- Weight 235 g (without battery)
- Size 4:13 x 2.60 x 1.93 in.

More Information:
Camera Canon PowerShot A620 compact camera is designed with a beautiful, and has many features but very easy to use, mainly for basic functions that make the picture beautiful. But, if we have the capability of the photography, the camera is prepared for the very day disetting in such a way so that the camera can still produce a beautiful picture in various situations.

With 7.1 megapixel resolution, the results of the images we capture can be printed on the larger, also allows us to do that often croping image to take part only in the image on us. But, of course we have to prepare the memory card with the size because the larger the file size will be large. For everyday use and is not in the interests of croping, we recommend to use the 3 megapixel resolution, have very 4r enough to print up to 10R (better with the light conditions are adequate).

Digic II processor in this camera, make speed autofocus, SHUTTER 0.1detik achieve lag, startup time and shot to start next shot can be more rapid, accurate, and 9 point AF make us easier to get the object focus in accordance with need. On this camera also provided some of the program that is ready to be used in variations of the different in order to get good results.

Screen on the camera is 2 inch in size, big enough to see the object that will difoto or see the results of our image. One of the other is a unique display can be played turn-up, down, even reverse parallel to the lens, so that for the memoto like yourself, we can see the LCD screen at the time we would like to take photos ourselves. With the ability to play-play this, it is also useful for low angle photos takes or other difficult conditions.

Movie on the camera this good result, in the 640x480/30fps can take a video recording with sound up to a maximum of 1G, and then can proceed to the next 1G.

Battery consumption on the Canon PowerShot A620 is very good and economical. At the time of purchase of this camera will be included alkaline battery as much as 4 units, but for endurance performance is better, we recommend to buy at least 4 fruit Nimh battery that can be in charge. Should be prepared again for 4 Nimh rechargeable battery backup for the other conditions on the unexpected.

Wednesday, March 11, 2009

PURSUIT OF PERFECTION

PURSUIT OF
Perfection For some people pursue perfection sounded like signal or
slogan idealist hogwash. Reason to believe that perfection is God's property
as if justification is made for upgrading the capability to stop
the search for perfection. How much we have made ourselves
uncomfortable with the stop-berleha become careless and sincere fan photos
our own people into the most hated image with which we measure
hatred of the images we each of us with the strength of our movement
full to pursue something better.
In the other groups, there are people who do not consider that perfection
something impossible to be pursued. However, they would assume this is the
perfection. I have already reached perfection caste. I have photos
is perfect. Indeed be, but what is true perfection

Yes, the search is done to perfection sejatinya motivate ourselves to
better. Parents often say we "gantunglah ideals as mu
the sky. "Message is not to force to achieve without bargaining
bid a bit. But more to motivate us to continue to try.
Perfection may be too dynamic so that it can never be achieved. On
This edition of our show Randi Lynn Beach even though that is
into the professional category are still making efforts to achieve
perfection with the subjects of photography heroes.
So also with the so Irawati Sarah firm hold fotografinya idealism.
And Clarissa Jayakumara & Peddy Suryadinata that never
stop learning. Hopefully all of us also did not learn from people
like this.