Thursday, October 25, 2012
Wednesday, October 17, 2012
Monday, October 15, 2012
Triangle of Exposure.
1. Aperture - is a hole or an opening through which light travels.
2.Shutter Speed -  is the effective length of time a camera's shutter is open.
3. ISO - an optical disc, composed of the data contents of every written sector of an optical disc, including the optical disc file system.
4. Depth of Field -  is the distance between the nearest and farthest objects in a scene that appear acceptably sharp in an image.
5. Motion Blur -  is the apparent streaking of rapidly moving objects in a still image or a sequence of images such as a movie or animation.
6. Noise and light sensitivity - the measure of a photographic film sensitivity to light. A closely related ISO system used to measure the sensitivity of digital imaging systems
Thursday, October 4, 2012
Pros and Cons on Print and Digital Photo.
Film
Pros
•               
Lower
initial cost
•               
Better
at capturing detail in whites and blacks 
•               
More
forgiving of minor focusing issues
•               
More
forgiving of exposure problems
•               
Film is
still higher resolution
Cons
•               
Cameras
are generally heavier
•               
Film
can take up a lot of space
•               
Film is
a continuing cost
•               
Film
must be developed before viewing
•               
Unless
you have a darkroom, you are dependent on the lab to edit your images
Digital
Pros
•               
10
megapixels is high enough resolution for very large prints
•               
Cameras
are generally lighter
•               
Memory
cards are small
•               
One
memory card can store more images than a dozen rolls of film
•               
Images
can be viewed immediately
•               
You can
edit your images
•               
Only
print images you like
Cons
•               
Higher
initial cost
•               
Can
easily lose detail in whites and blacks
•               
Battery
life
•               
Setting
can be hard to figure out
•               
Need
computer to get full usage
Tuesday, October 2, 2012
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