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As digital
photography has evolved, there have been many articles written in photo
magazines and general interest publications about the advantages of digital
over conventional photography. The ability to preview the picture and
delete and reshoot immediately, e-mailing pictures to family and friends
around the world, being able to crop, correct and print photos at home
with a relatively inexpensive printer...all are solid benefits of digital
photography. But there are a few other characteristics of digital photography
that should be remembered.
When you shoot
35mm or other film, you end up with a tangible image that can be stored
in some manner, retrieved and projected or printed at a later time. You've
probably seen old family photos that are 40, 50 or more years old. They
may have discolored or faded some with age, but can still be viewed and
enjoyed. If you have negatives from this same era, a lab can still make
prints, too.
Most digital
photographers delete the image from the camera card after copying it to
the computer hard drive. If the only copy of the image is on the hard
drive, you are vulnerable if your hard drive fails and takes your images
with it. For that reason, you should copy the images onto a backup drive
or other media as a reserve. This is where things get a little more difficult,
since digital photography is still in its infancy and no long-term media
standards have become apparent. There may be no way to play back in a
decade or two the disk or drive that you store the images on today, since
all of the hardware using that method is obsolete. A recent Associated
Press article said a scientist researching the 1976 NASA Viking landing
on Mars was unable to read the magnetic tapes created at that time since
the data was in an unknown format. Magnetic media is not suitable for
archival storage, since the binder that holds the magnetic particles onto
the support deteriorates with time. At the present time, burning your
photos onto CDs is the best hope since they hold many images, are inexpensive
so you can easily make multiple copies and are not subject to the problems
inherent with magnetic media.
How should you preserve
digital photos so they can be enjoyed by future generations? One, make prints
of your favorite photos, file them in an album with captions describing the
people, places or things in the photo. The pictures can be made on photo-quality
inkjet paper or for even better archiving, onto conventional photo paper.
Porter's Digiprint digital photo printing service available online at www.porters.com
is an excellent way to make hard copies of digital photos for sharing and
showing in an album. Once the image has been printed, if something happens
to the digital file, at least you still have the print so the image is not
completely lost. It can be scanned to recreate the digital image, but potentially
at some loss of quality. Secondly, as soon as the next generation of storage
is starting to make the system you have digital photos stored on obsolete,
copy your files over to that new system. Since digital files don't suffer
generational loss like analog files, your images won't lose quality with each
copy step. By updating the files, you'll be assured the media hasn't deteriorated
to the point the images won't open, and that the media is so old drives no
longer exist to accept the media.
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