How to Apply Lens Effects in CorelDRAW

CorelDRAW’s Lens effect allows you to dynamically alter the appearance of objects situated directly beneath an overlapping shape. By treating a vector shape like a physical camera filter or magnifying glass, you can create optical illusions, color shifts, and transparency adjustments without permanently modifying the underlying artwork. This step-by-step guide walks you through opening the Lens docker, choosing the right lens type, and configuring the settings to achieve your desired visual result.

1. Prepare Your Artwork

  1. Open your project in CorelDRAW.
  2. Ensure you have the base artwork or image placed on your canvas.
  3. Draw or place the vector object (such as a circle, rectangle, or custom path) that will serve as the lens directly over the area you want to affect.

2. Open the Lens Docker

  1. Navigate to the top menu and select Effects > Lens (or go to Window > Dockers > Effects > Lens).
  2. Alternatively, press the keyboard shortcut Alt + F3. The Lens docker will appear on the right side of your workspace.

3. Apply a Lens Type

  1. Use the Pick Tool to select the overlapping object that will act as the lens.
  2. In the Lens docker, click the drop-down menu that currently displays No Lens Effect.
  3. Choose one of the available lens effects:
    • Brighten: Lightens or darkens the underlying area based on a percentage.
    • Color Add: Simulates adding colored light to the objects underneath.
    • Color Limit: Filters out all colors except the chosen color and black.
    • Custom Color Map: Maps the colors of the underlying objects to a two-color gradient.
    • Fish Eye: Distorts the area beneath the object to mimic a fisheye camera lens.
    • Heat Map: Creates a thermal-imaging visual effect using predefined color palettes.
    • Invert: Reverses the underlying colors to their photographic negative equivalents.
    • Magnify: Zooms in or out on the artwork beneath the lens by a specific factor.
    • Tinted Grayscale: Converts underlying artwork into shades of a single chosen color.
    • Transparency: Makes the object translucent, tinting the artwork beneath.
    • Wireframe: Displays the underlying objects using only their outline colors.

4. Adjust the Lens Properties

Once you choose a lens type, configure the specific parameters that appear in the docker:

  • Rate / Amount: Adjust the slider or input a numerical value to increase or decrease the intensity or magnification of the effect.
  • Color Picker: Select the specific tint or color overlay required for effects like Transparency, Tinted Grayscale, or Color Add.

5. Configure Advanced Options

At the bottom of the Lens docker, you can enable specific behaviors:

  • Frozen: Locks the current view inside the lens. When checked, you can move the lens object anywhere on the canvas, and it will retain the snapshot of the area it originally covered.
  • Viewpoint: Allows you to change the focal point of the lens, displaying a different part of the drawing inside the lens shape rather than what is directly beneath it.
  • Remove Face: Hides the fill of the lens object when it covers empty canvas space, keeping the effect active only where it overlaps other objects.

Click outside the docker or deselect the object to finish. The lens remains non-destructive, meaning you can select it again at any point to modify the parameters or revert the effect back to No Lens Effect.