User Guide Photo Plug-In:
https://cdn.borisfx.com/borisfx/store/optics/2021-0/Optics-2021.2-PhotoPlugIn.pdf
User Guide Standalone:
https://cdn.borisfx.com/borisfx/store/optics/2021-0/Optics-2021.2-Standalone.pdf
What’s New:
https://cdn.borisfx.com/borisfx/store/optics/2021-0/Optics-2021.2.1-WhatsNew.pdf