Enter a couple of numbers for your display, and it will tell you the width and height, and the DPI. Simple.
Name | Pixels | DPI | Diagonal | Size | Pixel Count | |
30" | 2560x1600 | 101 | 30.0" (76.2 cm) | 25.4" x 15.9" (64.6cm x 40.4cm) | 4096000 | |
24" wide | 1920x1200 | 94 | 24.0" (61.0 cm) | 20.4" x 12.7" (51.7cm x 32.3cm) | 2304000 | |
17" | 1280x1024 | 96 | 17.0" (43.2 cm) | 13.3" x 10.6" (33.7cm x 27.0cm) | 1310720 | |
20" 4:3 | 1600x1200 | 100 | 20.0" (50.8 cm) | 16.0" x 12.0" (40.6cm x 30.5cm) | 1920000 | |
Thinkpad t60 | 1400x1050 | 124 | 14.1" (35.8 cm) | 11.3" x 8.5" (28.7cm x 21.5cm) | 1470000 | |
ibook | 1024x768 | 106 | 12.1" (30.7 cm) | 9.7" x 7.3" (24.6cm x 18.4cm) | 786432 |
See some scale comparisons.
Matt Johnston
matt .. ucc . asn . au