Illuminance is the total luminous flux incident on a surface per unit area. It is measured in lux (lx).
1 br = 1 fc·h
1 fc·h = 1 br
Example:
Convert 15 Brightness to Footcandle Hour:
15 br = 15 fc·h
Brightness | Footcandle Hour |
---|---|
0.01 br | 0.01 fc·h |
0.1 br | 0.1 fc·h |
1 br | 1 fc·h |
2 br | 2 fc·h |
3 br | 3 fc·h |
5 br | 5 fc·h |
10 br | 10 fc·h |
20 br | 20 fc·h |
30 br | 30 fc·h |
40 br | 40 fc·h |
50 br | 50 fc·h |
60 br | 60 fc·h |
70 br | 70 fc·h |
80 br | 80 fc·h |
90 br | 90 fc·h |
100 br | 100 fc·h |
250 br | 250 fc·h |
500 br | 500 fc·h |
750 br | 750 fc·h |
1000 br | 1,000 fc·h |
10000 br | 10,000 fc·h |
100000 br | 100,000 fc·h |