In Photoshop you can use Burn tool as well as Dodge tool for darkening and lightening your images respectively. Photographers often hold back the light for lightening an area on the print and increase the exposure on specific area for darkening the areas on the print. You can also learn about removing Background of an Image with Background Eraser Tool.
Using a Dodge Tool:
In order to use a dodge tool you need to follow these simple steps.
- 1st of all you need to select the Dodge tool from the Toolbox.
- From the option bar you need to select the brush tip as well as set the brush options.
- From the option bar you need to select one of the following from Range menu Midtones (Changes the middle range of grays), Shadows (Changes the dark areas) and Highlights (Change the light areas)
- Now you need to specify the exposure for the Dodge tool.
- Now click on the airbrush button for using the brush as an airbrush. Alternatively from the Brush panel select the Airbrush option.
- Now select the Protect Tones option to minimize the clipping in the shadows and highlights.
- Now drag over to the part which you want to lighten up.
Using Burn Tool:
Burn tool is used for darkening different portions in an image. For using the Burn tool you need to follow these steps.
- 1st of all you need to select the Burn tool from the Toolbox.
- Now from the Option bar select the brush tip and set the brush options.
- Now from the Option bar in Range menu select one from Midtones, Shadows and Highlights.
- Now you have to specify the exposure of Burn Tool.
- Now click on Airbrush button for using brush as an airbrush.
- Select Protect Tones option for minimizing clipping in the shadows and highlights.
- Now drag the Burn Tool over the area which you want to darken up.