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A Comparison of Inches and Pixels per inch *
|
Inches |
72 PPI** |
Memory* |
96 PPI** |
Memory* |
300 PPI** |
Memory* |
|
0.25 |
18 |
1K |
24 |
2K |
75 |
17K |
|
0.5 |
36 |
4K |
48 |
8K |
150 |
66K |
|
0.75 |
54 |
8K |
72 |
16K |
225 |
149K |
|
1.0 |
72 |
16K |
96 |
27K |
300 |
264K |
|
1.25 |
90 |
24K |
120 |
43K |
375 |
412K |
|
1.5 |
108 |
35K |
144 |
61K |
450 |
594K |
|
1.75 |
126 |
47K |
168 |
83K |
525 |
808K |
|
2.0 |
144 |
61K |
192 |
108K |
600 |
1.04MEG |
|
2.25 |
162 |
77K |
216 |
137K |
675 |
1.31M |
|
2.5 |
180 |
95K |
240 |
169K |
750 |
1.61M |
|
2.75 |
198 |
115K |
264 |
205K |
825 |
1.95 |
|
3.0 |
216 |
137K |
288 |
243K |
900 |
2.32M |
|
3.25 |
234 |
161K |
312 |
286K |
975 |
2.73M |
|
3.5 |
252 |
187K |
336 |
331K |
1125 |
3.16M |
|
3.75 |
270 |
214K |
360 |
380K |
1275 |
3.63M |
|
4.0 |
288 |
243K |
384 |
432K |
1200 |
4.13M |
|
4.25 |
306 |
275K |
408 |
488K |
1275 |
4.66M |
|
4.5 |
324 |
308K |
432 |
547K |
1350 |
5.22M |
|
4.75 |
342 |
343K |
456 |
610K |
1425 |
5.82 |
|
5.0 |
360 |
380K |
480 |
675K |
1500 |
6.44M |
|
5.25 |
378 |
419K |
504 |
745K |
1575 |
7.1M |
|
5.5 |
396 |
460K |
528 |
817K |
1650 |
7.8M |
|
5.75 |
414 |
503K |
552 |
893K |
1725 |
8.52M |
|
6.0 |
432 |
547K |
576 |
972K |
1800 |
9.28M |
*Memory
values approximate based on a blank image.
**Pixels Per Inch
This is a complex issue and
requires more information to be understood in detail.
To find
out more about screen resolution go to the following Web Sites
NetMechanic
Screen Resolution and Page
Design
http://www.netmechanic.com/news/vol4/accessibility_no24.htm
Optimizing
Photoshop Files for Web Design by Chris Perkins, Media Lab, Inc.
In this
series of articles, we will cover a wide range of topics related to
setting up Photoshop files for web design.
http://the-internet-eye.com/features/2000/oct/Optgrforweb/default.htm
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