Marks Calc

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 rad1000 mrad
2 rad2000 mrad
5 rad5000 mrad
10 rad10000 mrad
25 rad25000 mrad
50 rad50000 mrad
100 rad100000 mrad
250 rad250000 mrad
500 rad500000 mrad
1000 rad1000000 mrad
Reverse: Milliradian to Radian

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°.

See all angle converters