It will take some careful work to refine the edges of the layer mask.

Using the brush tool in black, the subject must be вЂњpaintedвЂќ over to remove the added blur. A slight Gaussian blur should be applied to the new image layer, and then a layer mask must be created. The image should be opened and a duplicate layer created. The best method is by utilizing layer masks and the Gaussian blur tool. Technique #5: Gaussian Blur and Layer Masks in Adobe Photoshop That limit the photographerвЂ™s ability to create a shallow depth of field. It can be a useful method when there are factors It can be done where it still looks convincing enough for the viewer to not To add some background blur after the fact. Post-Production Techniques for a Blurring the Background in a Photo All of these techniques create a background blur that is what photographersвЂ™ dreams are made of. This image was shot at 180mm, f/3.5, with a close camera-to-subject distance and a far subject-to-background distance. Looking for a good portrait lens, try these articlesвЂ¦ Photographers shooting landscapes, architecture, vehicles, or other scenes may prefer shooting at a narrower aperture like f/8 or f/16 so that all parts of the image are in focus. Portrait photographers often prefer lenses with a widest aperture of f/1.2 to f/2.8 because these allow them to create portraits with a heavily blurred background. Keep in mind that the aperture also controls the amount of light entering the camera sensor, so this should be taken into consideration when adjusting each setting for proper exposure. A wide aperture lens will make background blur much easier to achieve.ДЄ wide aperture creates a shallower depth of field.ДЄ larger opening (small f-stop, like f/2.0) will give a shallower depth of field than a narrow opening (large f-stop, like f/16). The aperture is the opening in the lens which allows light into the camera, measured in f-stops. The background will be more blurred at wide apertures.

How to blur a face in a photo