radians to milliradians
Convert radian to milliradian — instant, free, with the formula shown.
1 rad=1000 mrad
How to convert radian to milliradian
To convert radian to milliradian, multiply by 1000:
mrad = rad × 1000
For example, 10 rad × 1000 = 10000 mrad.
rad to mrad conversion table
| radians (rad) | milliradians (mrad) |
|---|---|
| 1 rad | 1000 mrad |
| 2 rad | 2000 mrad |
| 5 rad | 5000 mrad |
| 10 rad | 10000 mrad |
| 25 rad | 25000 mrad |
| 50 rad | 50000 mrad |
| 100 rad | 100000 mrad |
| 250 rad | 250000 mrad |
| 500 rad | 500000 mrad |
| 1000 rad | 1000000 mrad |
Other radian conversions
Convert to milliradian from another unit
rad to mrad — frequently asked
How many milliradians are in 1 radian?
1 radian = 1000 milliradians (rad × 1000 = mrad).
What is the formula to convert radian to milliradian?
Multiply your radian value by 1000 to get milliradian.
How do I convert 10 radians to milliradians?
10 rad = 10000 mrad. For 100 rad the answer is 100000 mrad. Use the calculator on this page for any other value.
When to convert radian to milliradian
1Mathematics and trigonometry (radians)
2Surveying and navigation (degrees, minutes, seconds)
3Engineering (mrad for laser sights, optics)
4Astronomy (arc-seconds for stellar parallax)
Angle conversion — common questions
Why are radians used in math instead of degrees?
Because in radians, derivatives and series of trig functions take their simplest form (d/dx sin(x) = cos(x) only when x is in radians).
How many degrees in 1 radian?
1 rad = 180/π ≈ 57.2958°.
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