.LB File Extension
File TypeLens Blur Project File
What is an LB file?
File created by Lens Blur, an application that enables the user to apply Bokeh effects to images; contains a project, which consists of an image, customized effects, and any project settings.
Bokeh is the aesthetic quality of a photograph that is out-of-focus. It is similar to a "Gaussian" blur that can be applied using image editing applications, such as Adobe Photoshop.