5.10. Apply Lens
| 5. 빛과 그림자 필터 |

### 5.10. Apply Lens

#### 5.10.1. Overview

그림 17.122. The same image, before and after applying lens effect.

Original image

Filter “Apply lens” applied

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

#### 5.10.2. Activate the filter

You can find this filter in the image window menu through Filters → Light and Shadow → Apply Lens

#### 5.10.3. Options

그림 17.123. “Apply Lens” filter options

Preview

  If checked, parameter setting results are interactively displayed in preview. Scroll bars allow you to move around the image.

Keep original surroundings

  The lens seems to be put on the active layer.

Set surroundings to background color

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

Make surroundings transparent

  The part of the active layer outside the lens will be transparent. This option exists only if the active layer has an alpha channel.

Lens refraction index

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

5.9. Xach-Effect |  | 5.11. Glass Tile

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