The Sepia Tone filter is specifically designed to allow you to adjust the intensity of a sepia wash.
1.
Click to select Tibet 05 081 from the Browser.
2.
Click the Add pop-up in the Adjustments Inspector and choose Sepia Tone.
3.
Adjust the sepia intensity by dragging the Intensity slider to the left until the value reads 0.8.
We have added a sepia wash, adjusting the intensity to create a more subtle color than the original. Let's take this image a little further by applying a Sharpen filter.