People buy cameras
and often times don't know what the terms or abbreviations mean. In this entry,
I will explain those terms and take away all of the confusion.
Here we go!
A-
Aperture: The size of the opening in the lens that captures the light that comes
into the camera sensor.
B-
Buffer: the
temporary storage space in your camera where the image data is written before
it is processed and written to the memory card.
C-
Compact Flash:
A type of memory card that stores digital images and other data
D-
DSLR:
DSLR is an acronym for Digital Single Lens Reflex. This allows you to see in
the viewfinder the same image that you will capture.
E-
Exposure:
The amount of light that hits the DSLR sensor. Exposure is controlled by the
size of the aperture and the shutter speed.
F-
F-stop: Can
also be known as f-number. The measure used to determine the relative aperture
size of a lens. Divide the diameter of the aperture opening by the focal length
of the lens.
G-
Gamma:
The setting on your computers monitor that determines the brightness of the
image
H-
Histogram:
The bar chart on the Levels control.
I-
Image
editing software: Software used to edit pictures after it’s on your
computer. The most popular is Adobe Photoshop. You can find tutorials on
everything dealing with Photoshop on YouTube. Many Community Educations
programs also offer sessions to learn Photoshop.
J-
JPEG:
JPEG is the type of file the photo is. It stands for Joint Photographic Experts
Group and is the most common file format because of its compression format that
keeps the sizes relatively small.
K-
Key light:
The main light used for the photo session, which can also cause predominant
shadows.
L-
Lens Cap:
If you can’t figure out why you can’t see out of the view finder, look and see
if your lens cap is still on!
M- Megapixel: The standard unit of
measurement for DSLR camera resolution.
N-
Noise:
The appearance of unwanted color artifacts in digital images. Noise increases
with both temperature and sensitivity.
O-
None L
P-
Pixel: Thousands
and thousands of pixels make up a digital photograph
Q-
None L
R-
RAW: An
unprocessed digital image. They take up more space on a memory card and take
longer to write on the memory card.
S-
SD card:
short for Secure Digital, the basic memory card for any digital camera or
phone.
T-
Thumbnail:
a small version of a photo so you can see all of your photos at once
U-
USB Cord:
abbreviation for Universal Serial Bus. The easiest way to connect your camera
to your computer
V-
Vignetting:
Term for when the barrel of a zoom lens becomes part of the image creating dark
corners.
W- White Balance: A reference point in
order to render all other colors naturally.
X-
None L
Y-
None L
Z-
Zoom
Lens: a variable focal length lens that makes the subject appear closer
than it is.
Of course there are tons of terms out there, but these are
just some of the more important ones! I hope these terms help you in your
future photographs and while your using your camera! Thanks to Digital SLR Glossary for helping with some of the definitions!
- Katie :)
No comments:
Post a Comment