角度是两个相交线或表面之间旋转的度量。它以程度（°）或弧度（rad）为单位进行测量。
1 oct = 0.125 turn
1 turn = 8 oct
例子:
将15 八分之一转换为转动：
15 oct = 1.875 turn
| 八分之一 | 转动 |
|---|---|
| 0.01 oct | 0.001 turn |
| 0.1 oct | 0.013 turn |
| 1 oct | 0.125 turn |
| 2 oct | 0.25 turn |
| 3 oct | 0.375 turn |
| 5 oct | 0.625 turn |
| 10 oct | 1.25 turn |
| 20 oct | 2.5 turn |
| 30 oct | 3.75 turn |
| 40 oct | 5 turn |
| 50 oct | 6.25 turn |
| 60 oct | 7.5 turn |
| 70 oct | 8.75 turn |
| 80 oct | 10 turn |
| 90 oct | 11.25 turn |
| 100 oct | 12.5 turn |
| 250 oct | 31.25 turn |
| 500 oct | 62.5 turn |
| 750 oct | 93.75 turn |
| 1000 oct | 125 turn |
| 10000 oct | 1,250 turn |
| 100000 oct | 12,500 turn |
规则