5.2. Apply Lens

5.2.1. Overview

图 17.54. The same image, before and after applying lens effect.

The same image, before and after applying lens effect.

Original image

The same image, before and after applying lens effect.

Filter Apply lens applied


After applying this filter, a part of the active layer is rendered as through a spherical lens.

5.2.2. Activating the Filter

This filter is found in the image window menu under FiltersDistortsApply Lens….

5.2.3. Options

图 17.55. Apply Lens filter options

“Apply Lens” filter options

Presets, Input Type, Clipping, Blending Options, Preview, Split view
[注意] 注意

These options are described in 第 2 节 “Common Features”.

Lens refraction index

Lens will be more or less convergent (1-100).

Keep original surroundings

The lens seems to be put on the active layer.

Background color

The part of the active layer outside the lens will have the background color selected in the toolbox.

You can select the color:

  • Click on the color button to open the color selector dialog.

  • Click on the eye-drop button on the right to pick color from the image.