NEW IN CONTINUUM 2021, the BCC+ Optical Dissolve filter uses a power function to simulate an optical film dissolve. The bright areas of the B side of the dissolve appear sooner than the darker areas.
Background Image 
Foreground Image
Filter Parameters
Opacity: Sets the mix level.
Working with The Filter
- Apply BCC+ Optical Dissolve from the Key and Blend category:
- After Effects / Final Cut Pro / Motion / Premiere Pro
- The layers/tracks should be stacked in the following order from bottom to top: background and then foreground.
- Apply BCC+ Optical Dissolve to the top foreground layer/track.
- OFX
- For node based hosts, apply BCC+ Optical Dissolve to a foreground clip and then hook up a background clip.
- For layer based hosts, the layers/tracks should be stacked in the following order from bottom to top: background and then foreground. Then, apply BCC+ Optical Dissolve to the top foreground layer/track.
- Set the Opacity value so that the foreground clip is blended with the background.