Friday, March 28, 2008

Great Things About Photography

Are you thinking about taking up the hobby of photography? Many who have already discovered this exciting and fulfilling hobby can tell you the top ten reasons why photography is so great. Maybe you will be captivated by this compelling and diverse art as well.


1. The Challenge of Getting the Perfect Picture
If at first you don't succeed, try, try again. Sometimes a hundred shots have to be taken and you have to try for several days to get just the picture you want. An individual must have patience, but at the end of the day a great sense of accomplishment is felt from capturing the best part.

2. Tell A Story
From beginning to end of a snowball fight, with people throwing their first snowball and eventually rolling in the snow and then dusting off, you can see the event and it tells the story of friendship, fun and joy of life. Looking at pictures of an old family farm from its humble beginnings to the growth and increase over a hundred years it tells a story of family, hard work and sacrifice. Everyone has a story, photos can share that story and bring it to life.

3. Express Individuality
A photographer subject matter will reflect their interests, likes and preferences. A photo can also reflect the individuality of a subject. The clothes they choose to wear and the location they want the pictures shot all show who they are and their personality.

4. Joy and Laughter Increase
Anyone who looks at their first grade picture can attest to this fact. What is more fun than looking back at your younger years or seeing the awkwardness of adolescence? In your later years of life, seeing a picture of your family working or playing together warms your heart and lets you remember good times and better health. A photo lets us travel over the decades and brings back moments that make us laugh and carries us through the hard times.

5. See Things Truly As They Are
Somethings are so perfect- the petals of a flower, the height of a Redwood, the still calm of the lake at dawn. They draw you in to the grace of nature and life in purity and simplicity. The sweet smile of a child reflects the goodness of life and all the hope for what we can become and achieve. This is what life is and who we are in it.

6. Solitude of the Dark Room
The magical atmosphere of the dark room leads you to discover the potential of the photograph. Lightness, darkness, shadows all are in the control of the photographer. It is a work done alone with your ideas and skills combined to bring out the story of the photo before you.

7. Understand the Emotions of Others
As you look over the events of history and witness the faces of those who endured the depression or see victims of the Holocaust you can see in their eyes what they have endured. Their faces portray their hearts and hurts and although you were not there, you understand what they carry with them a little more.

8. A Gift to Others of Their Most Precious Moments
After the couple returns from the honeymoon one of the first priorities is to get the wedding photos. One of the happiest days of their lives is recorded forever. When someone does something for you that you can't do for yourself you feel indebted and forever grateful. It is a special gift to give someone their special memories and most cherished events.

9. Once You Capture a Moment You Can Display it
From the famous to the personal, photographs reveal lives of people. Some are placed in history books, some on the walls of a museum and some in the home. When they are displayed they are able to reach into the lives of others and stir emotion and thought. Photos are meant to be shared and seen.

10. The Only Way You Can Freeze Time
A photo is a moment frozen in time for a person to enjoy and remember whenever they want. The look, the expression, the emotion only happen for an instant. Although someone might carry it in their heart, with time the memory fades. If a photo is taken a child is able to see the happiness of their parents on their wedding day, a parent can see how small their child was the day they brought them home for the first time and all the years after as they grew to adulthood. All the birthdays, first days of school, vacations and friends can be captured and with you always. Time and space do not take a loved one from us when we can see them and the moments we share together, always.

The Truth About Pixels, Part 2-1: Printing 4x3 Inch Photos

Why is a 3 megapixel camera better than a 1 megapixel camera? It really depends on how you intend to reproduce the picture. The reason cameras produce pictures at 72 pixels per inch is that this format is standard in video uses such as television and DVD. So there is no noticeable difference in quality when viewing pictures on a TV or DVD. The difference appears when you are cropping and/or printing these pictures. If you are not familiar with the term cropping, I will explain it later. But first let's talk about printing.

Even the most inexpensive of printers these days are capable of printing at 300 dots per inch (dpi). Most are capable of printing at 600 dpi and you can buy relatively affordable printers that print at 1200 dpi and above. You may have noticed that with cameras it's called pixels per inch and with printers it is call dots per inch. The terms are hardware specific, but relate to the same principal. A printer prints a specific number of dots of ink per inch on the paper whereas a TV displays a specific number of pixels per inch on the screen. In either case, combining the dots or pixels creates the picture.

So how does this affect quality? If we're printing a picture that has 72 pixels per inch from a 1-megapixel camera on 4x3 printer paper we've got a problem. (Here is where I have to crunch some numbers, so please bear with me.) Let's figure it out. Four inches times 72 pixels (dots) per inch equals 288 pixels (dots) on the vertical line. Three inches times 72 pixels (dots) equals 216 pixels (dots) on the horizontal line. The total picture would have 288 times 216 or 62,208 pixels. That's way short of one million.

So where did the other pixels go? If you're printing this picture at a store or camera shop that has conversion capabilities, the machine that you are printing on actually crunches the picture down for you. The size of the picture taken by a 1-megapixel camera is approximately 16 inches x12 inches. (16x72=1152 and 12x72=864 and 864x1152=995,328 pixels). The machine makes this picture into a 4x3 by increasing the number of pixels per inch. The 4x3 picture is 1/4th the size of the 16x12 so there has to be four times as many pixels per inch to reduce this picture to 4x3. Four times seventy two equals two hundred eighty eight pixels (dots) per inch. With more pixels or dots per inch, the picture can be reproduced at a higher quality level making details sharper and more distinct. So a 1-megapixel camera can produce a reasonably good quality 4x3 inch picture on a 300 dpi printer. That's what most amateur photographers get with their snapshot cameras. If you try to get larger pictures, then the picture quality begins to deteriorate. Part 2-2 will deal with larger prints.

Conclusion: If you have a printer with more than 300 dpi capabilities and all you want is 4x3 inch prints, then you are not using all your printer's abilities. If you want prints larger than 4x3 inch, then you need a camera with a higher quality output capability. If all you want is 4x3 inch prints and video reproduction without cropping much, then a 1-megapixel camera and 300 dpi printer should serve you fine.

Note: Different printers produce different quality prints. Since this is a discussion of pixels and digital cameras, I do not get into choosing printers for the quality. Suffice it to say, if you have a reasonably good quality printer, then the information provided should work for you.

Note 2: There are ways to enlarge prints with lower dpi rates and size and still get quality results. This information will come in later discussions and is probably geared toward the more advanced photographers and digital dark room users.

Author Bio

Wayne Rockwell is a professional videographer at Legacy Pictures to Video (www.picstovid.com) and specializes in Video Montage creation and Photo Retouching.
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