Try scanning at 8x or 4x and the end of the disc should look a lot better. Maximum speed (16x) is too quick for Lite-On drives.
You can see how your result compares with others here. Look for the discs made in UAE, they will have been made by Falcon (FTI) even if the brand is different.
The discs earlier in the thread which were not made in UAE will have been made by another manufacturer, not Falcon.
'TTH' is TDK's media code. Lots of manufacturers have used it over the years. Some (like Falcon) had TDK's permission, others didn't.