长度是一个基本的物理量，可测量两个点之间的距离。它是国际单元（SI）中的七个基本单元之一，仪表（m）是其基本单元。
1 ly = 47,030,342,798,059.33 fur
1 fur = 2.1263e-14 ly
例子:
将15 光明年转换为弗隆：
15 ly = 705,455,141,970,889.9 fur
| 光明年 | 弗隆 |
|---|---|
| 0.01 ly | 470,303,427,980.593 fur |
| 0.1 ly | 4,703,034,279,805.933 fur |
| 1 ly | 47,030,342,798,059.33 fur |
| 2 ly | 94,060,685,596,118.66 fur |
| 3 ly | 141,091,028,394,178 fur |
| 5 ly | 235,151,713,990,296.62 fur |
| 10 ly | 470,303,427,980,593.25 fur |
| 20 ly | 940,606,855,961,186.5 fur |
| 30 ly | 1,410,910,283,941,779.8 fur |
| 40 ly | 1,881,213,711,922,373 fur |
| 50 ly | 2,351,517,139,902,966.5 fur |
| 60 ly | 2,821,820,567,883,559.5 fur |
| 70 ly | 3,292,123,995,864,153 fur |
| 80 ly | 3,762,427,423,844,746 fur |
| 90 ly | 4,232,730,851,825,339.5 fur |
| 100 ly | 4,703,034,279,805,933 fur |
| 250 ly | 11,757,585,699,514,832 fur |
| 500 ly | 23,515,171,399,029,664 fur |
| 750 ly | 35,272,757,098,544,496 fur |
| 1000 ly | 47,030,342,798,059,330 fur |
| 10000 ly | 470,303,427,980,593,300 fur |
| 100000 ly | 4,703,034,279,805,933,000 fur |
规则