Hi everyone!
This is a pretty old Canon FD lens that has been living in a loft for a while. Could you please have a look at the linked image and videos to see if you think these 'marks' are scratches or if it's actual lens fungus. The marks don't look particularly web-like.
Video: https://drive.google.com/file/d/0B91VnX2oD4NdZFd4WlNlUGF1S1U/edit?usp=sharing
Video: https://drive.google.com/file/d/0B91VnX2oD4NdeEdOOG5pQ0pOTHM/edit?usp=sharing
Image: https://drive.google.com/file/d/0B91VnX2oD4NdUnVBSGVtRTNKY1U/edit?usp=sharing
Thanks
Daniel