Quiz 1 Flashcards
(34 cards)
How is the camera similar to the eyeball?
Focuses light with Lens, Controls exposure w/ Iris, and Imaging medium= Retina.
What are the additive primary colors of light?
red, blue, green
What is the difference between craft and artistry?
Craft- Activity involving skill
Artistry- Creative skill or ability
Why would you change the focal length, and how would you?
To increase magnification or get a wider view, and you change the (length of) lens to do this.
What is a crucial auto focus practice?
pressing the camera shutter halfway to see where the camera focuses.
What is Exposure?
How much light the image sensor in your camera is exposed to.
Three things that control Exposure?
Iso, Aperture, Shutter Speed.
What does Coverage mean?
To find the best scene or composition, shoot from dif. angles.
What is Image size, and Compression?
Image size- How many pixels are in the photo
Compression- Knocking the resolution down takes out some of the unnecessary pixels
What are the 6 steps in workflow?
Import, Organize, Select (keepers), Edit, Output, Backup.
Where and how might you organize your files?
Adobe Bridge, and in folders where you can specifically find the photos you want.
What does it mean to backup?
Have a hard drive to store photos on.
What is a pixel? How does it relate to resolution?
basic unit of programmable color in a computer image, and it relates to resolution because the more resolution the more pixels
What does the pixel dimension measure?
how many pixels are in the photo.
What three colors create a digital photo and make colors in the human eye?
Red, Green, Blue.
What are the primary colors of Ink?
Cyan, Magenta, Yellow, and Black
There are two main color spaces, which is for print and which is for light based devices?
Cmyk= Print RGB= Light based devices
Will an image displayed on a screen match a print exactly, why?
No because of the different color scheme.
What will calibrating your devices do?
It will give you better focus, and more accurate colors.
What does ISO measure/ What are the ADV. and Disadv. of high ISO?
Light sensitivity. and/
How can an image become under exposed?
Not enough light fills the image making the image very dark.
When you increase and decrease a stop, what happens?
You either increase or decrease the shutter speed to compensate for the exposure.
What does PPI represent, and when does it matter?
Pixel per Inch, and it matters when sizing a photo for the web or when you’re printing a photo.
What are you doing when you resample an image?
When you change the resolution of the photo, or one portion of it such as the height or width the other reciprocates and changes with the new standard to form the best possible photo.
