Understanding EXIF Data
If you’ve started to learn with the world of digital
photography, soon you will hear word EXIF. Youl will find this word when you
read manual book , or when you hear chats between photographers , or when you
following thread on online photography forum.
What EXIF metadata is?
Basicly metadata is the term in Information Technology
(IT) world , more or less meanings the data that recording important
infromation about one file. Meanwhile EXIF is metadata that especially equipped
in photography world. EXIF save many detailed informations about digital photo
files. EXIF is a abbreviation which is contiouation of Exchangable
Image Format.
When you Know EXIF data about a photo, at least you
can know the informations like this bellow:
·
Date and time when photo was created
·
Merk and type of camera
·
What the type of lens
·
How lenght the focal lenght
·
Exposure data, such as : the shutter speed, aperture, how the value of
ISO
·
Using Flash or not
· And if you use camera with GPS build in,
EXIF also record theposition where isthe picture taken.
Actually
there are more many information that recorded except informations above, But at
least you know the big pictures of EXIF.
How i can see EXIF data from a photo
If you want to know about EXIF data from an photo,
open a photo in your computer then :
·
If
you are using Windows Explorer, right click your photo file and then
click properties.
·
If you are using Mc (Finder), right
click then click more info.
The advantages when we know our EXIF data
There are many advantages when we can see our EXIF
data photo file, they are:
· We can compare 2 photos that was taken
with different setting, then you can see the different photo result, so we can
know which is the best setting for current photoshoot condition.
·
We can make group based type of lens,
the date of photoshoot .
· We can learn from other photography
work,for example when you visiting Photos Sharing site like Flickr.com and find
a good photo and you want to know the way how this photo was taken, we can see
EXIF data like this:
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