Steradians to millisteradians
Type a value in sr to get it in msr instantly.
1,000msr
That's 5× as wide as a torch beam, while a floodlight is 1.4× wider. That covers about 7.958% of everything around you.
What it means
How wide is that?
A solid angle describes a cone of directions, not an area. The same solid angle covers more surface the further out you go.
The math
How to convert sr to msr
To convert steradians to millisteradians, multiply by 1,000.
Example: 1 sr × 1,000 = 1,000 msr.
In the other direction, 1 msr = 0.001 sr.
Every unit
Your solid angle in every unit
Tables
sr to msr conversion table
| sr | msr |
|---|---|
| 0.001 sr | 1 msr |
| 0.01 sr | 10 msr |
| 0.1 sr | 100 msr |
| 0.5 sr | 500 msr |
| 1 sr | 1,000 msr |
| 2 sr | 2,000 msr |
| 3.14 sr | 3,140 msr |
| 6.28 sr | 6,280 msr |
| 9.42 sr | 9,420 msr |
| 12.566 sr | 12,566 msr |
msr to sr conversion table
| msr | sr |
|---|---|
| 0.001 msr | 1×10⁻⁶ sr |
| 0.01 msr | 1×10⁻⁵ sr |
| 0.1 msr | 0.0001 sr |
| 0.5 msr | 0.0005 sr |
| 1 msr | 0.001 sr |
| 2 msr | 0.002 sr |
| 3.14 msr | 0.00314 sr |
| 6.28 msr | 0.00628 sr |
| 9.42 msr | 0.00942 sr |
| 12.566 msr | 0.012566 sr |
Quick answers
Quick answers
- How many msr is 1 sr?
- 1 sr is 1,000 msr.
- How many msr is 10 sr?
- 10 sr is 10,000 msr.
The units
About these units
Steradians (sr)
The SI unit: area on a sphere divided by the radius squared.
Millisteradians (msr)
A thousandth of a steradian, for narrow beams.
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