VISIBILITY CHART

LETTER VISIBILITY CHART
LETTER HEIGHT MAX IMPACT
DISTANCE
MAX READABLE
DISTANCE
3 inch
30feet
100 feet
4 inch
40 feet
150 feet
6 inch
60 feet
200 feet
8 inch
80 feet
350 feet
9 inch
90 feet
400 feet
10 inch
100 feet
450 feet
12 inch
120 feet
525 feet
15 inch
150 feet
630 feet
18 inch
180 feet
750 feet
-
-
-
24 inch
240 feet
1000 feet
30 inch
300 feet
1250 feet
36 inch
360 feet
1500 feet
42 inch
420 feet
1750 feet
48 inch
480 feet
2000 feet
54 inch
540 feet
2250 feet
60 inch
600 feet
2500 feet
This is based on dark text on a plain white background in clear weather conditions
There is an approximate 10% variance when using various color combinations.