First click on the video you would like to link to, and underneath the video viewing window, click on Share​
Next, click on "Link" and find the Record URL and click the Copy button to copy this link. The link will look something like this https://go.openathens.net/redirector/matc.edu?url= https%3a%2f%2ffod.infobase.com%2fPortalPlaylists.aspx%3fwID%3d102572%26xtid%3d168531.
Each segment has its own URL, so you can link to the whole video, or just to a particular segment of a video.
When you click on the title for a particular segment, you will see the link to the full video, and a link to just the segment under "Link."