To convert millimeters to meters, you can use the conversion factor that 1 meter is equal to 1,000 millimeters.
So, to convert 46 mm to meters:
\[ 46 \text{ mm} \times \frac{1 \text{ m}}{1000 \text{ mm}} = 0.046 \text{ m} \]
Therefore, 46 mm is equal to 0.046 meters.