COMM 242, Photojournalism, and 362, Design for print:

Photoshop exercise: size and resolution

Download the photos below and open in Photoshop to answer questions below.

1. Photo one, club moss.

You need to fit this photo into a magazine space 12 picas wide . (Recall: 6 p=1 inch). Resolution must be at least 250 dpi.

What is the original resolution?

Answer:

At 250 dpi, what is the largest (width) photo possible?

Answer:

Will it be possible to print this photo 12 picas wide at 250 dpi?

Answer: yes or no.

2. Photo two, Cambridge phone booths.

You need to publish this photo at 120 dpi for a newspaper. You want to make it 38 picas wide.

What is the original resolution?

Answer:

At 120 dpi, what is the largest (width) photo possible?

Answer:

Will it be possible to print this photo 38 picas wide at 120 dpi?

Answer: yes or no.

3. Photo three, cats.

You need to publish this photo at 250 dpi for a magazine. You want to make it 25 picas wide.

What is the original resolution?

Answer:

At 250 dpi, what is the largest (width) photo possible?

Answer:

Will it be possible to print this photo 25 picas wide at 250 dpi?

Answer: yes or no.

Photo four, convalescing. (Photo by Matt Perrine, NDSU student.)

What is the original resolution of this photo?

Answer:

For what publication among the choices below would this resolution be adequate (circle all that apply)?

a. web.

b. newspaper.

c. laser printed newsletter.

d. high-quality magazine.

If you were to change the resolution to 72 dpi, how large would this picture become, in inches?

Answer:

If you were to change the resolution to 300 dpi, how large would this picture become, in inches?

Answer: