Digital Photography chapter 1 notes:
pixel - square of a uniform color, picture element
Resolution - measure of fineness of an image
Bit - smallest unit of digital information, how smooth the tones will be (24-bit)
Grayscale - light or dark tones, not col
Digital Photography Chapter 5 notes:
Pixel - Digital photographs are comprised of thousands or millions of them; they are the
building blocks of a digital photo.
RAW - Image format when the data comes directly off the CCD, with no in-camera
Digital Photography chapter 3 notes:
Burning - Selectively darkening part of a photo with an image editing program.
CCD - Charge Coupled Device: one of the two main types of image sensors used in
CMYK - The four colors in the inksets of m
Digital photography chapter 2 notes:
viewfinder cameras - point and shoot camera designed for casual user
SLR - camera that uses automatic moving mirror system
memory card - stores image until you can transfer to computer
card reader - connects memory car
Digital Photography Chapter 4 notes:
Grayscale - A photo made up of varying tones of black and white.
Highlights - The brightest parts of a photo.
Histogram - A graphic representation of the range of tones from dark to light in a photo.
Image browser - An
Digital Photography Chapter 6 notes:
Contrast - The difference between the darkest and lightest areas in a photo. The greater
the difference, the higher the contrast.
Dodging - Selectively lightening part of a photo with an image editing program.
Digital Photography chapter 10 notes:
3 ways to extend depth of field shorter focal lens
farther from subject
What camera mechanism would you use to change the focal area of your depth of field?
- focus ring
What controls the extent of the
Digital Photography Chapter 9 notes:
What is the effect of a short lens on depth of field? - More depth of field. Objects in
image look smaller = more depth of field.
Depth of field and what will affect it? Depth of field is the area from near to far in a
Digital Photography chapter 8 notes:
B, 1,2,4,8,15,30,60,125,250,500,1000 - Shutter Speed. Expressed as fraction of a
1.4, 2, 2.8,4,5.6,8,11,16,22 Aperture. F stop. Lower #s=widest lens opening = more light = more depth of field
Higher #s = m
Digital Photography chapter 7 notes:
JPEG - A standard for compressing image data developed by the Joint Photographic
Experts Group, hence the name JPEG. Strictly speaking, JPEG is not a file format,
it's a compression method that is used within a file fo