The Photo Filter adjustment simulates the effect of colored glass filters on a camera lens and allows you to adjust the color tone and temperature of a photograph.
Select Image -> Adjustment -> Photo Filter... to display the adjustment parameters in the Settings Panel.
You can also use the Photo Filter adjustment layer (Layers -> New -> Adjustment Layer -> Photo Filter...) that will affect all the underlying layers without changing their content.
Filter. Select one of the built-in color filters from the drop-down list.
Color. Choose a color that will be blended into the image from the color selection dialog called by clicking the color plate.
Density (1-100). Controls the amount of color applied to the image.
Preserve Luminosity. When the check-box is active, color changes do not affect the overall brightness of the image.
Fixed Preview Area. If the check-box is enabled, all changes will be displayed in a small preview area indicated by the dotted line. If the check-box is disabled, the changes will be applied to the area visible in the Image Window.
Click Default to restore the default values.
Click OK to apply all changes and close the dialog box.
Click Cancel to close the dialog box without applying any changes.