Find duplicates on Macbook Pro

It is a 2013 Late rMBP and with only 256 SSD. Now the disk is almost full and need a way to find the duplicate photos imported from the camera. How to do this in short time instead of checking them one by one.

[Tony Rivera]

Are you seeking information for content coming from a Blackmagic camera or via other devices?

Are you seeking information for content coming from a Blackmagic camera or via other devices?

Blackmagic camera

[Tony Rivera]

It would be best to offload the whole file onto the computer or create a folder and transfer the content to that particular folder.

The best I've found for OSX is "The Duplicate Finder" by Rocky Sand Studio

rockysandstudio (dot com)